<SEC-DOCUMENT>0000844779-18-000162.txt : 20180425
<SEC-HEADER>0000844779-18-000162.hdr.sgml : 20180425
<ACCEPTANCE-DATETIME>20180425121353
ACCESSION NUMBER:		0000844779-18-000162
CONFORMED SUBMISSION TYPE:	NSAR-A
PUBLIC DOCUMENT COUNT:		31
CONFORMED PERIOD OF REPORT:	20180228
FILED AS OF DATE:		20180425
DATE AS OF CHANGE:		20180425
EFFECTIVENESS DATE:		20180425

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			BLACKROCK Ltd DURATION INCOME TRUST
		CENTRAL INDEX KEY:			0001233681
		IRS NUMBER:				200096695
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1031

	FILING VALUES:
		FORM TYPE:		NSAR-A
		SEC ACT:		1940 Act
		SEC FILE NUMBER:	811-21349
		FILM NUMBER:		18773444

	BUSINESS ADDRESS:	
		STREET 1:		100 BELLEVUE PARKWAY
		STREET 2:		MUTUAL FUND DEPARTMENT
		CITY:			WILMINGTON
		STATE:			DE
		ZIP:			19809
		BUSINESS PHONE:		888-825-227

	MAIL ADDRESS:	
		STREET 1:		100 BELLEVUE PARKWAY
		STREET 2:		MUTUAL FUND DEPARTMENT
		CITY:			WILMINGTON
		STATE:			DE
		ZIP:			19809

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	BLACKROCK LTD DURATION INCOME TRUST
		DATE OF NAME CHANGE:	20041103

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	BLACKROCK LIMITED DURATION INCOME TRUST
		DATE OF NAME CHANGE:	20030611

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	BLACKROCK MANAGED DURATION INCOME TRUST
		DATE OF NAME CHANGE:	20030529
</SEC-HEADER>
<DOCUMENT>
<TYPE>NSAR-A
<SEQUENCE>1
<FILENAME>answer.fil
<TEXT>
<PAGE>      PAGE  1
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001 A000000 BLACKROCK LIMITED DURATION INCOME TRUST
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014 A000003 HARRIS WILLIAMS LLC
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014 A000004 PNC CAPITAL MARKETS, INC.
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<PAGE>      PAGE  2
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<PAGE>      PAGE  3
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<PAGE>      PAGE  4
015 D020019 10310
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015 A000021 HSBC JAPAN - JGB
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<PAGE>      PAGE  5
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<PAGE>      PAGE  6
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022 B000009 63-0371391
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SIGNATURE   NEAL J. ANDREWS
TITLE       CFO

</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.77O RULE 10F-3
<SEQUENCE>2
<FILENAME>77o6.txt
<TEXT>
<PAGE>

                                                            [LOGO OF BLACKROCK]

Rule 10f-3 Transaction Form

Acquisition of Securities During Affiliated Underwritings

PARTICIPATING FUNDS

..   U.S. Registered Funds (Name of Fund, Aladdin Ticker):
    ISHARES CORE TOTAL USD BOND MARKET ETF (ISHIUSB)
    BlackRock Core Bond Trust - High Yield (BHK-HYLD)
    BlackRock Multi-Sector Income Trust - High Yield (BIT-HYLD)
    BlackRock Limited Duration Income Trust - High Yield (BLW-HYLD)
    BlackRock Funds II, High Yield Bond Portfolio (BR-HIYLD)
    BlackRock Multi-Asset Income - High Yield Portfolio (BR-INC-HY)
    BlackRock Credit Strategies Income - High Yield (BR-MSBHY)
    BlackRock Global Long Short Credit Fund - High Yield Sleeve (BRGC-HY)
    BlackRock Credit Allocation Income Trust (Preferred Sleeve) (BTZ-PREF)
    BlackRock High Yield Portfolio of BlackRock Series Fund, Inc (BVA-HI)
    BlackRock High Yield V.I. Fund (BVA-HY)
    BlackRock Debt Strategies Fund, Inc. (DSU)
    BlackRock Corporate High Yield Fund, Inc. (HYT)
    Brighthouse Funds Trust I - BlackRock High Yield Portfolio (MIST-HY)
    AST BlackRock Global Strategies Portfolio (US High Yield) (PRU-AA-HY)
    JNL/BlackRock Global Long Short Credit Fund (SMF_CC-GC)

THE OFFERING

KEY CHARACTERISTICS (COMPLETE ALL FIELDS)

Date of                    09-06-2017
Offering Commencement:

Security Type:             BND/CORP

Issuer                     Steel Dynamics, Inc. (2025)

Selling Underwriter        Merrill Lynch,Pierce,Fenner & Smith Incorporated

Affiliated Underwriter(s)  [X] PNC Capital Markets LLC

List of Underwriter(s)     Merrill Lynch,Pierce,Fenner & Smith
                           Incorporated,J.P. Morgan Securities LLC,Goldman
                           Sachs & Co. LLC,Morgan Stanley & Co. LLC,Deutsche
                           Bank Securities Inc,BMO Capital Markets Corp,PNC
                           Capital Markets LLC,U.S. Bancorp
                           Investments,Inc,Wells Fargo Securities,LLC

TRANSACTION DETAILS

Date of Purchase          09-06-2017

Purchase Price/Share
(PER SHARE / % OF PAR)    $100 Total Commission, Spread or Profit 1.250%

                                                                    Page 1 of 2

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

1.  Aggregate Principal Amount Purchased (a+b)                     $ 27,750,000

    a.  US Registered Funds
        (Appendix attached with individual Fund/Client purchase)   $ 15,870,000

    b.  Other BlackRock Clients                                    $ 11,880,000

2.  Aggregate Principal Amount of Offering                         $350,000,000

FUND RATIO
[Divide Sum of #1 by #2]
Must be less than 0.25                                                   0.0793

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

LEGAL REQUIREMENTS

OFFERING TYPE (CHECK ONE)

The securities fall into one of the following transaction types (see
Definitions):

[_] U.S. Registered Public Offering... [Issuer must have 3 years of continuous
                                       operations]
[X] Eligible Rule 144A Offering....... [Issuer must have 3 years of continuous
                                       operations]
[_] Eligible Municipal Securities
[_] Eligible Foreign Offering......... [Issuer must have 3 years of continuous
                                       operations]
[_] Government Securities Offering.... [Issuer must have 3 years of continuous
                                       operations]

TIMING AND PRICE (CHECK ONE OR BOTH)

[X] The securities were purchased before the end of the first day on which any
    sales were made, at a price that was not more than the price paid by each
    other purchaser of securities in that offering or in any concurrent
    offering of the securities; and
[_] If the securities are offered for subscription upon exercise of rights, the
    securities were purchased on or before the fourth day before the day on
    which the rights offering terminated.

FIRM COMMITMENT OFFERING (CHECK ONE)

[X] YES  The securities were offered pursuant to an underwriting or similar
[_] NO   agreement under which the underwriters were committed to purchase all
         of the securities being offered, except those purchased by others
         pursuant to a rights offering, if the underwriters purchased any of
         the securities.

NO BENEFIT TO AFFILIATED UNDERWRITER (CHECK ONE)

[X] YES  No affiliated underwriter was a direct or indirect participant in, or
[_] NO   benefited directly or indirectly from, the transaction.

Completed by:             Arushi Bhasin                     Date:   09-13-2017
                          --------------------------------         ------------
                          Global Syndicate Team Member

Approved by:              Steven DeLaura                    Date:   09-13-2017
                          --------------------------------         ------------
                          Global Syndicate Team Member

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

DEFINITIONS

TERM                           DEFINITION
Fund Ratio                     Number appearing at the bottom of page 1 of 2
                               of the Rule 10f-3 Report form. It is the sum of
                               the Funds' participation in the offering by the
                               Funds and other accounts managed by BlackRock
                               divided by the total amount of the offering.

Eligible Foreign Offering      The securities are sold in a public offering
                               conducted under the laws of a country other
                               than the United States and

                               (a) the offering is subject to regulation in
                                   such country by a "foreign financial
                                   regulatory authority," as defined in
                                   Section 2(a)(50) of the Investment Company
                                   Act of 1940;

                               (b) the securities were offered at a fixed
                                   price to all purchasers in the offering
                                   (except for any rights to purchase
                                   securities that are required by law to be
                                   granted to existing security holders of the
                                   issuer);

                               (c) financial statements, prepared and audited
                                   as required or permitted by the appropriate
                                   foreign financial regulatory authority in
                                   such country, for the two years prior to
                                   the offering, were made available to the
                                   public and prospective purchasers in
                                   connection with the offering; and

                               (d) if the issuer is a "domestic issuer," i.e.,
                                   other than a foreign government, a national
                                   of any foreign country, or a corporation or
                                   other organization incorporated or
                                   organized under the laws of any foreign
                                   country, it (1) has a class of securities
                                   registered pursuant to section 12(b) or
                                   12(g) of the Securities Exchange Act of
                                   1934 or is required to file reports
                                   pursuant to section 15(d) of that act, and
                                   (2) has filed all the material required to
                                   be filed pursuant to section 13(a) or 15(d)
                                   of that act for a period of at least 12
                                   months immediately preceding the sale of
                                   securities (or for such shorter period that
                                   the issuer was required to file such
                                   material)

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

TERM                           DEFINITION
Eligible Municipal Securities  The securities:

                               (a) are direct obligations of, or obligations
                                   guaranteed as to principal or interest by,
                                   a State or any political subdivision
                                   thereof, or any agency or instrumentality
                                   of a State or any political subdivision
                                   thereof, or any municipal corporate
                                   instrumentality of one or more States, or
                                   any security which is an industrial
                                   development bond (as defined in section
                                   103(c)(2) of Title 26) the interest on
                                   which is excludable from gross income under
                                   certain provisions of the Internal Revenue
                                   Code;

                               (b) are sufficiently liquid that they can be
                                   sold at or near their carrying value within
                                   a reasonably short period of time; and

                               (c) either

                                   (1) are subject to no greater than moderate
                                       credit risk; or

                                   (2) if the issuer of the municipal
                                       securities, or the entity supplying the
                                       revenues or other payments from which
                                       the issue is to be paid, has been in
                                       continuous operation for less than
                                       three years, including the operation of
                                       any predecessors, the securities are
                                       subject to a minimal or low amount of
                                       credit risk.

                               Also, purchases of municipal securities may not
                               be designated as group sales or otherwise
                               allocated to the account of any prohibited
                               seller (i.e., an affiliated underwriter).

Eligible Rule 144A Offering    The securities are sold in an offering where

                               (a) the securities are offered or sold in
                                   transactions exempt from registration under
                                   Section 4(2) of the Securities Act of 1933,
                                   Rule 144A thereunder, or Rules 501-508
                                   thereunder;

                               (b) the securities were sold to persons that
                                   the seller and any person acting on behalf
                                   of the seller reasonably believe to include
                                   qualified institutional buyers, as defined
                                   in Rule 144A ("QIBs"); and

                               (c) the seller and any person acting on behalf
                                   of the seller reasonably believe that the
                                   securities are eligible for resale to other
                                   QIBs pursuant to Rule 144A.

Government Securities Offering The security is issued or guaranteed as to
                               principal or interest by the United States, or
                               by a person controlled or supervised by and
                               acting as an instrumentality of the Government
                               of the United States pursuant to authority
                               granted by the Congress of the United States;
                               or any certificate of deposit for any of the
                               foregoing.

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

TERM                              DEFINITION
U.S. Registered Public Offering.  The securities offered are registered under
                                  the Securities Act of 1933 that are being
                                  offered to the public.
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.77O RULE 10F-3
<SEQUENCE>3
<FILENAME>77o7.txt
<TEXT>
<PAGE>

                                                            [LOGO OF BLACKROCK]

Rule 10f-3 Transaction Form

Acquisition of Securities During Affiliated Underwritings

PARTICIPATING FUNDS

..   U.S. Registered Funds (Name of Fund, Aladdin Ticker):
    ISHARES EDGE U.S. FIXED INCOME BALANCED RISK ETF (ISHFIBR)
    ISHARES GLOBAL HIGH YIELD CORPORATE BOND ETF (ISHGHYG)
    ISHARES IBOXX $ HIGH YIELD CORPORATE BOND ETF (ISHHYLD)
    ISHARES CORE TOTAL USD BOND MARKET ETF (ISHIUSB)
    BlackRock Core Bond Trust - High Yield (BHK-HYLD)
    BlackRock Multi-Sector Income Trust - High Yield (BIT-HYLD)
    BlackRock Limited Duration Income Trust - High Yield (BLW-HYLD)
    BlackRock Funds, BlackRock Global Long/Short Credit Fund (BR-GC)
    BlackRock Funds II, High Yield Bond Portfolio (BR-HIYLD)
    BlackRock Multi-Asset Income - High Yield Portfolio (BR-INC-HY)
    BlackRock Multi-Asset Income - Passive High Yield Portfolio (BR-INC-PHY)
    BlackRock Credit Strategies Income - High Yield (BR-MSBHY)
    BlackRock Global Long Short Credit Fund - High Yield Sleeve (BRGC-HY)
    BlackRock Credit Allocation Income Trust (Preferred Sleeve) (BTZ-PREF)
    BlackRock High Yield Portfolio of BlackRock Series Fund, Inc (BVA-HI)
    BlackRock High Yield V.I. Fund (BVA-HY)
    BlackRock Debt Strategies Fund, Inc. (DSU)
    BlackRock Corporate High Yield Fund, Inc. (HYT)
    Brighthouse Funds Trust I - BlackRock High Yield Portfolio (MIST-HY)
    AST BlackRock Global Strategies Portfolio (US High Yield) (PRU-AA-HY)
    JNL/BlackRock Global Long Short Credit Fund (SMF_CC-GC)

THE OFFERING

KEY CHARACTERISTICS (COMPLETE ALL FIELDS)

Date of                    09-08-2017
Offering Commencement:

Security Type:             BND/CORP

Issuer                     United Rentals (North America), Inc. (2025)

Selling Underwriter        Morgan Stanley & Co. LLC

Affiliated Underwriter(s)  [X] PNC Capital Markets LLC


                                                                    Page 1 of 2

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


List of Underwriter(s)  Morgan Stanley & Co. LLC,Wells Fargo Securities,
                        LLC,Merrill Lynch,Pierce,Fenner & Smith
                        Incorporated,Citigroup Global Markets Inc. ,Scotia
                        Capital (USA) Inc. ,MUFG Securities Americas Inc.
                        ,Barclays Capital Inc. ,Deutsche Bank Securities Inc.
                        ,J.P. Morgan Securities LLC,SunTrust Robinson
                        Humphrey, Inc. ,BMO Capital Markets Corp. ,PNC Capital
                        Markets LLC,TD Securities (USA) LLC

TRANSACTION DETAILS

Date of Purchase        09-08-2017

Purchase Price/Share
(PER SHARE / % OF PAR)  $100       Total Commission, Spread or Profit    1.250%

1.  Aggregate Principal Amount Purchased (a+b)                     $ 75,000,000

    a.  US Registered Funds
        (Appendix attached with individual Fund/Client purchase)   $ 41,139,000

    b.  Other BlackRock Clients                                    $ 33,861,000

2.  Aggregate Principal Amount of Offering                         $750,000,000

FUND RATIO
[Divide Sum of #1 by #2]
Must be less than 0.25                                                   0.1000

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

LEGAL REQUIREMENTS

OFFERING TYPE (CHECK ONE)

The securities fall into one of the following transaction types (see
Definitions):

[X] U.S. Registered Public Offering... [Issuer must have 3 years of continuous
                                       operations]
[_] Eligible Rule 144A Offering....... [Issuer must have 3 years of continuous
                                       operations]
[_] Eligible Municipal Securities
[_] Eligible Foreign Offering......... [Issuer must have 3 years of continuous
                                       operations]
[_] Government Securities Offering.... [Issuer must have 3 years of continuous
                                       operations]

TIMING AND PRICE (CHECK ONE OR BOTH)

[X] The securities were purchased before the end of the first day on which any
    sales were made, at a price that was not more than the price paid by each
    other purchaser of securities in that offering or in any concurrent
    offering of the securities; and
[_] If the securities are offered for subscription upon exercise of rights, the
    securities were purchased on or before the fourth day before the day on
    which the rights offering terminated.

FIRM COMMITMENT OFFERING (CHECK ONE)

[X] YES  The securities were offered pursuant to an underwriting or similar
[_] NO   agreement under which the underwriters were committed to purchase all
         of the securities being offered, except those purchased by others
         pursuant to a rights offering, if the underwriters purchased any of
         the securities.

NO BENEFIT TO AFFILIATED UNDERWRITER (CHECK ONE)

[X] YES  No affiliated underwriter was a direct or indirect participant in, or
[_] NO   benefited directly or indirectly from, the transaction.

Completed by:             Arushi Bhasin                     Date:   09-19-2017
                          --------------------------------         ------------
                          Global Syndicate Team Member

Approved by:              Steven DeLaura                    Date:   09-19-2017
                          --------------------------------         ------------
                          Global Syndicate Team Member

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

DEFINITIONS

TERM                           DEFINITION
Fund Ratio                     Number appearing at the bottom of page 1 of 2
                               of the Rule 10f-3 Report form. It is the sum of
                               the Funds' participation in the offering by the
                               Funds and other accounts managed by BlackRock
                               divided by the total amount of the offering.

Eligible Foreign Offering      The securities are sold in a public offering
                               conducted under the laws of a country other
                               than the United States and

                               (a) the offering is subject to regulation in
                                   such country by a "foreign financial
                                   regulatory authority," as defined in
                                   Section 2(a)(50) of the Investment Company
                                   Act of 1940;

                               (b) the securities were offered at a fixed
                                   price to all purchasers in the offering
                                   (except for any rights to purchase
                                   securities that are required by law to be
                                   granted to existing security holders of the
                                   issuer);

                               (c) financial statements, prepared and audited
                                   as required or permitted by the appropriate
                                   foreign financial regulatory authority in
                                   such country, for the two years prior to
                                   the offering, were made available to the
                                   public and prospective purchasers in
                                   connection with the offering; and

                               (d) if the issuer is a "domestic issuer," i.e.,
                                   other than a foreign government, a national
                                   of any foreign country, or a corporation or
                                   other organization incorporated or
                                   organized under the laws of any foreign
                                   country, it (1) has a class of securities
                                   registered pursuant to section 12(b) or
                                   12(g) of the Securities Exchange Act of
                                   1934 or is required to file reports
                                   pursuant to section 15(d) of that act, and
                                   (2) has filed all the material required to
                                   be filed pursuant to section 13(a) or 15(d)
                                   of that act for a period of at least 12
                                   months immediately preceding the sale of
                                   securities (or for such shorter period that
                                   the issuer was required to file such
                                   material)

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


TERM                           DEFINITION
Eligible Municipal Securities  The securities:

                               (a) are direct obligations of, or obligations
                                   guaranteed as to principal or interest by,
                                   a State or any political subdivision
                                   thereof, or any agency or instrumentality
                                   of a State or any political subdivision
                                   thereof, or any municipal corporate
                                   instrumentality of one or more States, or
                                   any security which is an industrial
                                   development bond (as defined in section
                                   103(c)(2) of Title 26) the interest on
                                   which is excludable from gross income under
                                   certain provisions of the Internal Revenue
                                   Code;

                               (b) are sufficiently liquid that they can be
                                   sold at or near their carrying value within
                                   a reasonably short period of time; and

                               (c) either

                                   (1) are subject to no greater than moderate
                                       credit risk; or

                                   (2) if the issuer of the municipal
                                       securities, or the entity supplying the
                                       revenues or other payments from which
                                       the issue is to be paid, has been in
                                       continuous operation for less than
                                       three years, including the operation of
                                       any predecessors, the securities are
                                       subject to a minimal or low amount of
                                       credit risk.

                               Also, purchases of municipal securities may not
                               be designated as group sales or otherwise
                               allocated to the account of any prohibited
                               seller (i.e., an affiliated underwriter).

Eligible Rule 144A Offering    The securities are sold in an offering where

                               (a) the securities are offered or sold in
                                   transactions exempt from registration under
                                   Section 4(2) of the Securities Act of 1933,
                                   Rule 144A thereunder, or Rules 501-508
                                   thereunder;

                               (b) the securities were sold to persons that
                                   the seller and any person acting on behalf
                                   of the seller reasonably believe to include
                                   qualified institutional buyers, as defined
                                   in Rule 144A ("QIBs"); and

                               (c) the seller and any person acting on behalf
                                   of the seller reasonably believe that the
                                   securities are eligible for resale to other
                                   QIBs pursuant to Rule 144A.

Government Securities Offering The security is issued or guaranteed as to
                               principal or interest by the United States, or
                               by a person controlled or supervised by and
                               acting as an instrumentality of the Government
                               of the United States pursuant to authority
                               granted by the Congress of the United States;
                               or any certificate of deposit for any of the
                               foregoing.

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


TERM                              DEFINITION
U.S. Registered Public Offering.  The securities offered are registered under
                                  the Securities Act of 1933 that are being
                                  offered to the public.
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.77O RULE 10F-3
<SEQUENCE>4
<FILENAME>77o8.txt
<TEXT>
<PAGE>

                                                            [LOGO OF BLACKROCK]

Rule 10f-3 Transaction Form

Acquisition of Securities During Affiliated Underwritings

PARTICIPATING FUNDS

..   U.S. Registered Funds (Name of Fund, Aladdin Ticker):
    ISHARES GLOBAL HIGH YIELD CORPORATE BOND ETF (ISHGHYG)
    ISHARES IBOXX $ HIGH YIELD CORPORATE BOND ETF (ISHHYLD)
    BlackRock Core Bond Trust - High Yield (BHK-HYLD)
    BlackRock Multi-Sector Income Trust - High Yield (BIT-HYLD)
    BlackRock Limited Duration Income Trust - High Yield (BLW-HYLD)
    BlackRock Funds II, High Yield Bond Portfolio (BR-HIYLD)
    BlackRock Multi-Asset Income - High Yield Portfolio (BR-INC-HY)
    BlackRock Multi-Asset Income - Passive High Yield Portfolio (BR-INC-PHY)
    BlackRock Credit Strategies Income - High Yield (BR-MSBHY)
    BlackRock Global Long Short Credit Fund - High Yield Sleeve (BRGC-HY)
    BlackRock Credit Allocation Income Trust (Preferred Sleeve) (BTZ-PREF)
    BlackRock High Yield Portfolio of BlackRock Series Fund, Inc (BVA-HI)
    BlackRock High Yield V.I. Fund (BVA-HY)
    BlackRock Debt Strategies Fund, Inc. (DSU)
    BlackRock Corporate High Yield Fund, Inc. (HYT)
    Brighthouse Funds Trust I - BlackRock High Yield Portfolio (MIST-HY)
    AST BlackRock Global Strategies Portfolio (US High Yield) (PRU-AA-HY)
    JNL/BlackRock Global Long Short Credit Fund (SMF_CC-GC)

THE OFFERING

KEY CHARACTERISTICS (COMPLETE ALL FIELDS)

Date of                    09-08-2017
Offering Commencement:

Security Type:             BND/CORP

Issuer                     United Rentals (North America), Inc. (2028)

Selling Underwriter        Morgan Stanley & Co.LLC

Affiliated Underwriter(s)  [X] PNC Capital Markets LLC

                                                                    Page 1 of 2

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


 List of Underwriter(s)  Morgan Stanley & Co. LLC,Wells Fargo Securities,
                         LLC,Merrill Lynch,Pierce,Fenner & Smith
                         Incorporated,Citigroup Global Markets Inc. ,Scotia
                         Capital (USA) Inc. ,MUFG Securities Americas Inc.
                         ,Barclays Capital Inc. ,Deutsche Bank Securities Inc.
                         ,J.P. Morgan Securities LLC,SunTrust Robinson
                         Humphrey, Inc. ,BMO Capital Markets Corp. ,PNC
                         Capital Markets LLC,TD Securities (USA) LLC

TRANSACTION DETAILS

Date of Purchase         09-08-2017

 Purchase Price/Share
 (PER SHARE / % OF PAR)  $100.25 Total Commission, Spread or Profit      1.250%

1.  Aggregate Principal Amount Purchased (a+b)                     $ 95,000,000

    a.  US Registered Funds
        (Appendix attached with individual Fund/Client purchase)   $ 55,305,000

    b.  Other BlackRock Clients                                    $ 39,695,000

2.  Aggregate Principal Amount of Offering                         $750,000,000

FUND RATIO
[Divide Sum of #1 by #2]
Must be less than 0.25                                                   0.1266

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


LEGAL REQUIREMENTS

OFFERING TYPE (CHECK ONE)

The securities fall into one of the following transaction types (see
Definitions):

[X] U.S. Registered Public Offering... [Issuer must have 3 years of continuous
                                       operations]
[_] Eligible Rule 144A Offering....... [Issuer must have 3 years of continuous
                                       operations]
[_] Eligible Municipal Securities
[_] Eligible Foreign Offering......... [Issuer must have 3 years of continuous
                                       operations]
[_] Government Securities Offering.... [Issuer must have 3 years of continuous
                                       operations]

TIMING AND PRICE (CHECK ONE OR BOTH)

[X] The securities were purchased before the end of the first day on which any
    sales were made, at a price that was not more than the price paid by each
    other purchaser of securities in that offering or in any concurrent
    offering of the securities; and
[_] If the securities are offered for subscription upon exercise of rights, the
    securities were purchased on or before the fourth day before the day on
    which the rights offering terminated.

FIRM COMMITMENT OFFERING (CHECK ONE)

[X]  YES  The securities were offered pursuant to an underwriting or similar
[_]  NO   agreement under which the underwriters were committed to purchase
          all of the securities being offered, except those purchased by
          others pursuant to a rights offering, if the underwriters purchased
          any of the securities.

NO BENEFIT TO AFFILIATED UNDERWRITER (CHECK ONE)

[X]  YES  No affiliated underwriter was a direct or indirect participant in,
[_]  NO   or benefited directly or indirectly from, the transaction.

Completed by:              Arushi Bhasin                    Date:   09-19-2017
                           --------------------------------        ------------
                           Global Syndicate Team Member

Approved by:               Steven DeLaura                   Date:   09-19-2017
                           --------------------------------        ------------
                           Global Syndicate Team Member

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

DEFINITIONS

TERM                           DEFINITION
Fund Ratio                     Number appearing at the bottom of page 1 of 2
                               of the Rule 10f-3 Report form. It is the sum of
                               the Funds' participation in the offering by the
                               Funds and other accounts managed by BlackRock
                               divided by the total amount of the offering.

Eligible Foreign Offering      The securities are sold in a public offering
                               conducted under the laws of a country other
                               than the United States and

                               (a) the offering is subject to regulation in
                                   such country by a "foreign financial
                                   regulatory authority," as defined in
                                   Section 2(a)(50) of the Investment Company
                                   Act of 1940;

                               (b) the securities were offered at a fixed
                                   price to all purchasers in the offering
                                   (except for any rights to purchase
                                   securities that are required by law to be
                                   granted to existing security holders of the
                                   issuer);

                               (c) financial statements, prepared and audited
                                   as required or permitted by the appropriate
                                   foreign financial regulatory authority in
                                   such country, for the two years prior to
                                   the offering, were made available to the
                                   public and prospective purchasers in
                                   connection with the offering; and

                               (d) if the issuer is a "domestic issuer," i.e.,
                                   other than a foreign government, a national
                                   of any foreign country, or a corporation or
                                   other organization incorporated or
                                   organized under the laws of any foreign
                                   country, it (1) has a class of securities
                                   registered pursuant to section 12(b) or
                                   12(g) of the Securities Exchange Act of
                                   1934 or is required to file reports
                                   pursuant to section 15(d) of that act, and
                                   (2) has filed all the material required to
                                   be filed pursuant to section 13(a) or 15(d)
                                   of that act for a period of at least 12
                                   months immediately preceding the sale of
                                   securities (or for such shorter period that
                                   the issuer was required to file such
                                   material)

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


TERM                           DEFINITION
Eligible Municipal Securities  The securities:

                               (a) are direct obligations of, or obligations
                                   guaranteed as to principal or interest by,
                                   a State or any political subdivision
                                   thereof, or any agency or instrumentality
                                   of a State or any political subdivision
                                   thereof, or any municipal corporate
                                   instrumentality of one or more States, or
                                   any security which is an industrial
                                   development bond (as defined in section
                                   103(c)(2) of Title 26) the interest on
                                   which is excludable from gross income under
                                   certain provisions of the Internal Revenue
                                   Code;

                               (b) are sufficiently liquid that they can be
                                   sold at or near their carrying value within
                                   a reasonably short period of time; and

                               (c) either

                                   (1) are subject to no greater than moderate
                                       credit risk; or

                                   (2) if the issuer of the municipal
                                       securities, or the entity supplying the
                                       revenues or other payments from which
                                       the issue is to be paid, has been in
                                       continuous operation for less than
                                       three years, including the operation of
                                       any predecessors, the securities are
                                       subject to a minimal or low amount of
                                       credit risk.

                               Also, purchases of municipal securities may not
                               be designated as group sales or otherwise
                               allocated to the account of any prohibited
                               seller (i.e., an affiliated underwriter).

Eligible Rule 144A Offering    The securities are sold in an offering where

                               (a) the securities are offered or sold in
                                   transactions exempt from registration under
                                   Section 4(2) of the Securities Act of 1933,
                                   Rule 144A thereunder, or Rules 501-508
                                   thereunder;

                               (b) the securities were sold to persons that
                                   the seller and any person acting on behalf
                                   of the seller reasonably believe to include
                                   qualified institutional buyers, as defined
                                   in Rule 144A ("QIBs"); and

                               (c) the seller and any person acting on behalf
                                   of the seller reasonably believe that the
                                   securities are eligible for resale to other
                                   QIBs pursuant to Rule 144A.

Government Securities Offering The security is issued or guaranteed as to
                               principal or interest by the United States, or
                               by a person controlled or supervised by and
                               acting as an instrumentality of the Government
                               of the United States pursuant to authority
                               granted by the Congress of the United States;
                               or any certificate of deposit for any of the
                               foregoing.

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


TERM                              DEFINITION
U.S. Registered Public Offering.  The securities offered are registered under
                                  the Securities Act of 1933 that are being
                                  offered to the public.
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.77O RULE 10F-3
<SEQUENCE>5
<FILENAME>77o9.txt
<TEXT>
<PAGE>

                                                            [LOGO OF BLACKROCK]

Rule 10f-3 Transaction Form

Acquisition of Securities During Affiliated Underwritings

PARTICIPATING FUNDS

..   U.S. Registered Funds (Name of Fund, Aladdin Ticker):
    ISHARES IBOXX $ HIGH YIELD CORPORATE BOND ETF (ISHHYLD)
    BlackRock 2022 Global Income Opportunity Trust (BGIO)
    BlackRock Core Bond Trust - High Yield (BHK-HYLD)
    BlackRock Multi-Sector Income Trust - High Yield (BIT-HYLD)
    BlackRock Limited Duration Income Trust - High Yield (BLW-HYLD)
    BlackRock Funds II, High Yield Bond Portfolio (BR-HIYLD)
    BlackRock Multi-Asset Income - High Yield Portfolio (BR-INC-HY)
    BlackRock Multi-Asset Income - Passive High Yield Portfolio (BR-INC-PHY)
    BlackRock Credit Strategies Income - High Yield (BR-MSBHY)
    BlackRock Global Long Short Credit Fund - High Yield Sleeve (BRGC-HY)
    BlackRock Credit Allocation Income Trust (BTZ-PREF)
    BlackRock High Yield Portfolio of BlackRock Series Fund, Inc (BVA-HI)
    BlackRock High Yield V.I. Fund (BVA-HY)
    BlackRock Debt Strategies Fund, Inc. (DSU)
    BlackRock Corporate High Yield Fund, Inc. (HYT)
    : Brighthouse Funds Trust I - BlackRock High Yield Portfolio (MIST-HY)
    AST BlackRock Global Strategies Portfolio (US High Yield) (PRU-AA-HY)
    JNL/BlackRock Global Long Short Credit Fund (SMF_CC-GC)
    UBS PACE Intermediate Fixed Income Investments Portfolio (UBS-PACE)

THE OFFERING

KEY CHARACTERISTICS (COMPLETE ALL FIELDS)

Date of                    10-05-2017
Offering Commencement:

Security Type:             BND/CORP

Issuer                     Parsley Energy, LLC and Parsley Finance Corp. (2027)

Selling Underwriter        Credit Suisse Securities (USA) LLC

Affiliated Underwriter(s)  [X] PNC Capital Markets LLC
                           [X] Other: UBS Securities LLC for UBS-PACE

List of Underwriter(s)     Credit Suisse Securities (USA) LLC, Wells Fargo
                           Securities, LLC, BMO Capital Markets Corp., J.P.
                           Morgan Securities LLC, BBVA Securities Inc., RBC
                           Capital Markets, LLC, Scotia Capital (USA) Inc., US
                           Bancorp Investments, Inc., BOK Financial
                           Securities, Inc., Capital One Securities, Inc.,
                           CIBC World Markets Corp., Citigroup Global Markets
                           Inc., Morgan Stanley & Co. LLC., PNC Capital
                           Markets LLC., UBS Securities LLC

                                                                    Page 1 of 2

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


TRANSACTION DETAILS

Date of Purchase           10-05-2017

Purchase Price/Share
(PER SHARE / % OF PAR)     $100 Total Commission, Spread or Profit       1.000%

1.  Aggregate Principal Amount Purchased (a+b)                     $ 41,000,000

    a.  US Registered Funds
        (Appendix attached with individual Fund/Client purchase)   $ 22,877,000

    b.  Other BlackRock Clients                                    $ 18,123,000

2.  Aggregate Principal Amount of Offering                         $700,000,000

FUND RATIO
[Divide Sum of #1 by #2]
Must be less than 0.25                                                  0.05857

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


LEGAL REQUIREMENTS

OFFERING TYPE (CHECK ONE)

The securities fall into one of the following transaction types (see
Definitions):

[_] U.S. Registered Public Offering... [Issuer must have 3 years of continuous
                                       operations]
[X] Eligible Rule 144A Offering....... [Issuer must have 3 years of continuous
                                       operations]
[_] Eligible Municipal Securities
[_] Eligible Foreign Offering......... [Issuer must have 3 years of continuous
                                       operations]
[_] Government Securities Offering.... [Issuer must have 3 years of continuous
                                       operations]

TIMING AND PRICE (CHECK ONE OR BOTH)

[X] The securities were purchased before the end of the first day on which any
    sales were made, at a price that was not more than the price paid by each
    other purchaser of securities in that offering or in any concurrent
    offering of the securities; and
[_] If the securities are offered for subscription upon exercise of rights, the
    securities were purchased on or before the fourth day before the day on
    which the rights offering terminated.

FIRM COMMITMENT OFFERING (CHECK ONE)

[X] YES  The securities were offered pursuant to an underwriting or similar
[_] NO   agreement under which the underwriters were committed to purchase all
         of the securities being offered, except those purchased by others
         pursuant to a rights offering, if the underwriters purchased any of
         the securities.

NO BENEFIT TO AFFILIATED UNDERWRITER (CHECK ONE)

[X] YES  No affiliated underwriter was a direct or indirect participant in, or
[_] NO   benefited directly or indirectly from, the transaction.

Completed by:          Dipankar Banerjee                    Date:   10-11-2017
                       -----------------------------------         ------------
                       Global Syndicate Team Member

Approved by:           Steven Delaura                       Date:   10-11-2017
                       -----------------------------------         ------------
                       Global Syndicate Team Member

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

DEFINITIONS

TERM                           DEFINITION
Fund Ratio                     Number appearing at the bottom of page 1 of 2
                               of the Rule 10f-3 Report form. It is the sum of
                               the Funds' participation in the offering by the
                               Funds and other accounts managed by BlackRock
                               divided by the total amount of the offering.

Eligible Foreign Offering      The securities are sold in a public offering
                               conducted under the laws of a country other
                               than the United States and

                               (a) the offering is subject to regulation in
                                   such country by a "foreign financial
                                   regulatory authority," as defined in
                                   Section 2(a)(50) of the Investment Company
                                   Act of 1940;

                               (b) the securities were offered at a fixed
                                   price to all purchasers in the offering
                                   (except for any rights to purchase
                                   securities that are required by law to be
                                   granted to existing security holders of the
                                   issuer);

                               (c) financial statements, prepared and audited
                                   as required or permitted by the appropriate
                                   foreign financial regulatory authority in
                                   such country, for the two years prior to
                                   the offering, were made available to the
                                   public and prospective purchasers in
                                   connection with the offering; and

                               (d) if the issuer is a "domestic issuer," i.e.,
                                   other than a foreign government, a national
                                   of any foreign country, or a corporation or
                                   other organization incorporated or
                                   organized under the laws of any foreign
                                   country, it (1) has a class of securities
                                   registered pursuant to section 12(b) or
                                   12(g) of the Securities Exchange Act of
                                   1934 or is required to file reports
                                   pursuant to section 15(d) of that act, and
                                   (2) has filed all the material required to
                                   be filed pursuant to section 13(a) or 15(d)
                                   of that act for a period of at least 12
                                   months immediately preceding the sale of
                                   securities (or for such shorter period that
                                   the issuer was required to file such
                                   material)

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


TERM                           DEFINITION
Eligible Municipal Securities  The securities:

                               (a) are direct obligations of, or obligations
                                   guaranteed as to principal or interest by,
                                   a State or any political subdivision
                                   thereof, or any agency or instrumentality
                                   of a State or any political subdivision
                                   thereof, or any municipal corporate
                                   instrumentality of one or more States, or
                                   any security which is an industrial
                                   development bond (as defined in section
                                   103(c)(2) of Title 26) the interest on
                                   which is excludable from gross income under
                                   certain provisions of the Internal Revenue
                                   Code;

                               (b) are sufficiently liquid that they can be
                                   sold at or near their carrying value within
                                   a reasonably short period of time; and

                               (c) either

                                   (1) are subject to no greater than moderate
                                       credit risk; or

                                   (2) if the issuer of the municipal
                                       securities, or the entity supplying the
                                       revenues or other payments from which
                                       the issue is to be paid, has been in
                                       continuous operation for less than
                                       three years, including the operation of
                                       any predecessors, the securities are
                                       subject to a minimal or low amount of
                                       credit risk.

                               Also, purchases of municipal securities may not
                               be designated as group sales or otherwise
                               allocated to the account of any prohibited
                               seller (i.e., an affiliated underwriter).

Eligible Rule 144A Offering    The securities are sold in an offering where

                               (a) the securities are offered or sold in
                                   transactions exempt from registration under
                                   Section 4(2) of the Securities Act of 1933,
                                   Rule 144A thereunder, or Rules 501-508
                                   thereunder;

                               (b) the securities were sold to persons that
                                   the seller and any person acting on behalf
                                   of the seller reasonably believe to include
                                   qualified institutional buyers, as defined
                                   in Rule 144A ("QIBs"); and

                               (c) the seller and any person acting on behalf
                                   of the seller reasonably believe that the
                                   securities are eligible for resale to other
                                   QIBs pursuant to Rule 144A.

Government Securities Offering The security is issued or guaranteed as to
                               principal or interest by the United States, or
                               by a person controlled or supervised by and
                               acting as an instrumentality of the Government
                               of the United States pursuant to authority
                               granted by the Congress of the United States;
                               or any certificate of deposit for any of the
                               foregoing.

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


TERM                              DEFINITION
U.S. Registered Public Offering.  The securities offered are registered under
                                  the Securities Act of 1933 that are being
                                  offered to the public.
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.77O RULE 10F-3
<SEQUENCE>6
<FILENAME>77o10.txt
<TEXT>
<PAGE>

                                                            [LOGO OF BLACKROCK]

Rule 10f-3 Transaction Form

Acquisition of Securities During Affiliated Underwritings

PARTICIPATING FUNDS

..   U.S. Registered Funds (Name of Fund, Aladdin Ticker):
    BlackRock 2022 Global Income Opportunity Trust (BGIO)
    BlackRock Core Bond Trust - High Yield (BHK-HYLD)
    BlackRock Multi-Sector Income Trust - High Yield (BIT-HYLD)
    BlackRock Limited Duration Income Trust - High Yield (BLW-HYLD)
    BlackRock Dynamic High Income - Preferred Stock Portfolio (BR-DHI-PS)
    BlackRock Funds, BlackRock Global Long/Short Credit Fund (BR-GC)
    BlackRock Funds II, High Yield Bond Portfolio (BR-HIYLD)
    BlackRock Multi-Asset Income - High Yield Portfolio (BR-INC-HY)
    BlackRock Multi-Asset Income - Preferred Stock Portfolio (BR-INC-PS)
    BlackRock Managed Income - Preferred Stock Portfolio (BR-MI-PS)
    BlackRock Credit Strategies Income - High Yield (BR-MSBHY)
    Strategic Income Opportunities Fund (BR-SIP)
    BlackRock Strategic Global Bond Fund, Inc(BR-WI)
    BlackRock Global Long Short Credit Fund - High Yield Sleeve . (BRGC-HY)
    BlackRock High Yield Portfolio of BlackRock Series Fund, Inc (BVA-HI)
    BlackRock High Yield V.I. Fund (BVA-HY)
    BlackRock Debt Strategies Fund, Inc(DSU)
    BlackRock Corporate High Yield Fund, Inc. .( HYT)
    Brighthouse Funds Trust I - BlackRock High Yield Portfolio (MIST-HY)
    AST BlackRock Global Strategies Portfolio (US High Yield) (PRU-AA-HY)
    JNL/BlackRock Global Long Short Credit Fund (SMF_CC-GC)

THE OFFERING

KEY CHARACTERISTICS (COMPLETE ALL FIELDS)

Date of                    10-18-2017
Offering Commencement:

Security Type:             BND/CORP

Issuer                     The Goldman Sachs Group, Inc. (2049)

Selling Underwriter        Goldman Sachs & Co. LLC

Affiliated Underwriter(s)  [X] PNC Capital Markets LLC
                           [_] Other:

                                                                    Page 1 of 2

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]



List of Underwriter(s)  Goldman Sachs & Co. LLC,BB&T Capital Markets,a
                        division of BB&T Securities,LLC,BMO Capital Markets
                        Corp.,BNY Mellon Capital Markets,LLC,Citigroup Global
                        Markets Inc.,Fifth Third Securities,Inc.,J.P. Morgan
                        Securities LLC,KeyBanc Capital Markets Inc.,Merrill
                        Lynch,Pierce,Fenner & Smith Incorporated,Mizuho
                        Securities USA LLC,Morgan Stanley & Co. LLC,PNC
                        Capital Markets LLC,RBC Capital Markets,LLC,Scotia
                        Capital (USA) Inc.,SMBC Nikko Securities
                        America,Inc.,SunTrust Robinson Humphrey,Inc.,TD
                        Securities (USA) LLC,U.S. Bancorp
                        Investments,Inc.,Wells Fargo Securities,LLC,Academy
                        Securities,Inc.,CastleOak Securities,L.P.,Drexel
                        Hamilton,LLC,Mischler Financial Group,Inc.

TRANSACTION DETAILS

Date of Purchase        10-18-2017

Purchase Price/Share
(PER SHARE / % OF PAR)  $100 Total Commission, Spread or Profit          1.500%

1.  Aggregate Principal Amount Purchased (a+b)                   $  250,000,000

    a.  US Registered Funds
        (Appendix attached with individual Fund/Client
        purchase)                                                $  150,803,000

    b.  Other BlackRock Clients                                  $   99,197,000

2.  Aggregate Principal Amount of Offering                       $1,500,000,000

FUND RATIO
[Divide Sum of #1 by #2]
Must be less than 0.25                                                   0.1666

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


LEGAL REQUIREMENTS

OFFERING TYPE (CHECK ONE)

The securities fall into one of the following transaction types (see
Definitions):

[X] U.S. Registered Public Offering... [Issuer must have 3 years of continuous
                                       operations]
[_] Eligible Rule 144A Offering....... [Issuer must have 3 years of continuous
                                       operations]
[_] Eligible Municipal Securities
[_] Eligible Foreign Offering......... [Issuer must have 3 years of continuous
                                       operations]
[_] Government Securities Offering.... [Issuer must have 3 years of continuous
                                       operations]

TIMING AND PRICE (CHECK ONE OR BOTH)

[X] The securities were purchased before the end of the first day on which any
    sales were made, at a price that was not more than the price paid by each
    other purchaser of securities in that offering or in any concurrent
    offering of the securities; and
[_] If the securities are offered for subscription upon exercise of rights, the
    securities were purchased on or before the fourth day before the day on
    which the rights offering terminated.

FIRM COMMITMENT OFFERING (CHECK ONE)

[X] YES  The securities were offered pursuant to an underwriting or similar
[_] NO   agreement under which the underwriters were committed to purchase all
         of the securities being offered, except those purchased by others
         pursuant to a rights offering, if the underwriters purchased any of
         the securities.

NO BENEFIT TO AFFILIATED UNDERWRITER (CHECK ONE)

[X] YES  No affiliated underwriter was a direct or indirect participant in, or
[_] NO   benefited directly or indirectly from, the transaction.

Completed by:             Arushi Bhasin                     Date:   10-31-2017
                          --------------------------------         ------------
                          Global Syndicate Team Member

Approved by:              Steven DeLaura                    Date:   10-31-2017
                          --------------------------------         ------------
                          Global Syndicate Team Member

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

DEFINITIONS

TERM                       DEFINITION
Fund Ratio                 Number appearing at the bottom of page 1 of 2 of
                           the Rule 10f-3 Report form. It is the sum of the
                           Funds' participation in the offering by the Funds
                           and other accounts managed by BlackRock divided by
                           the total amount of the offering.

Eligible Foreign Offering  The securities are sold in a public offering
                           conducted under the laws of a country other than
                           the United States and

                           (a) the offering is subject to regulation in such
                               country by a "foreign financial regulatory
                               authority," as defined in Section 2(a)(50) of
                               the Investment Company Act of 1940;

                           (b) the securities were offered at a fixed price to
                               all purchasers in the offering (except for any
                               rights to purchase securities that are required
                               by law to be granted to existing security
                               holders of the issuer);

                           (c) financial statements, prepared and audited as
                               required or permitted by the appropriate
                               foreign financial regulatory authority in such
                               country, for the two years prior to the
                               offering, were made available to the public and
                               prospective purchasers in connection with the
                               offering; and

                           (d) if the issuer is a "domestic issuer," i.e.,
                               other than a foreign government, a national of
                               any foreign country, or a corporation or other
                               organization incorporated or organized under
                               the laws of any foreign country, it (1) has a
                               class of securities registered pursuant to
                               section 12(b) or 12(g) of the Securities
                               Exchange Act of 1934 or is required to file
                               reports pursuant to section 15(d) of that act,
                               and (2) has filed all the material required to
                               be filed pursuant to section 13(a) or 15(d) of
                               that act for a period of at least 12 months
                               immediately preceding the sale of securities
                               (or for such shorter period that the issuer was
                               required to file such material)

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


TERM                           DEFINITION
Eligible Municipal Securities  The securities:

                               (a) are direct obligations of, or obligations
                                   guaranteed as to principal or interest by,
                                   a State or any political subdivision
                                   thereof, or any agency or instrumentality
                                   of a State or any political subdivision
                                   thereof, or any municipal corporate
                                   instrumentality of one or more States, or
                                   any security which is an industrial
                                   development bond (as defined in section
                                   103(c)(2) of Title 26) the interest on
                                   which is excludable from gross income under
                                   certain provisions of the Internal Revenue
                                   Code;

                               (b) are sufficiently liquid that they can be
                                   sold at or near their carrying value within
                                   a reasonably short period of time; and

                               (c) either

                                   (1) are subject to no greater than moderate
                                       credit risk; or

                                   (2) if the issuer of the municipal
                                       securities, or the entity supplying the
                                       revenues or other payments from which
                                       the issue is to be paid, has been in
                                       continuous operation for less than
                                       three years, including the operation of
                                       any predecessors, the securities are
                                       subject to a minimal or low amount of
                                       credit risk.

                               Also, purchases of municipal securities may not
                               be designated as group sales or otherwise
                               allocated to the account of any prohibited
                               seller (i.e., an affiliated underwriter).

Eligible Rule 144A Offering    The securities are sold in an offering where

                               (a) the securities are offered or sold in
                                   transactions exempt from registration under
                                   Section 4(2) of the Securities Act of 1933,
                                   Rule 144A thereunder, or Rules 501-508
                                   thereunder;

                               (b) the securities were sold to persons that
                                   the seller and any person acting on behalf
                                   of the seller reasonably believe to include
                                   qualified institutional buyers, as defined
                                   in Rule 144A ("QIBs"); and

                               (c) the seller and any person acting on behalf
                                   of the seller reasonably believe that the
                                   securities are eligible for resale to other
                                   QIBs pursuant to Rule 144A.

Government Securities Offering The security is issued or guaranteed as to
                               principal or interest by the United States, or
                               by a person controlled or supervised by and
                               acting as an instrumentality of the Government
                               of the United States pursuant to authority
                               granted by the Congress of the United States;
                               or any certificate of deposit for any of the
                               foregoing.

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

TERM                              DEFINITION
U.S. Registered Public Offering.  The securities offered are registered under
                                  the Securities Act of 1933 that are being
                                  offered to the public.
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.77O RULE 10F-3
<SEQUENCE>7
<FILENAME>77o11.txt
<TEXT>
<PAGE>

                                                            [LOGO OF BLACKROCK]

Rule 10f-3 Transaction Form

Acquisition of Securities During Affiliated Underwritings

PARTICIPATING FUNDS

..   U.S. Registered Funds (Name of Fund, Aladdin Ticker):
    BlackRock Core Bond Trust - High Yield (BHK-HYLD)
    BlackRock Multi-Sector Income Trust - High Yield (BIT-HYLD)
    BlackRock Limited Duration Income Trust - High Yield (BLW-HYLD)
    BlackRock Funds, BlackRock Global Long/Short Credit Fund (BR-GC)
    BlackRock Funds II, High Yield Bond Portfolio (BR-HIYLD)
    BlackRock Multi-Asset Income- European High Yield Portfolio (BR-INC-EHY)
    BlackRock Credit Strategies Income - European Investment Grade (BR-MSBEUIG)
    Strategic Income Opportunities Fund (BR-SIP)
    BlackRock Debt Strategies Fund, Inc. (DSU)
    BlackRock Corporate High Yield Fund, Inc. (HYT)
    Master Total Return Portfolio of Master Bond LLC (MF-BOND)
    : Brighthouse Funds Trust I - BlackRock High Yield Portfolio (MIST-HY)
    AST BlackRock Global Strategies Portfolio (US High Yield) (PRU-AA-HY)
    JNL/BlackRock Global Long Short Credit Fund (SMF_CC-GC)

THE OFFERING

KEY CHARACTERISTICS (COMPLETE ALL FIELDS)

Date of                    10-23-2017
Offering Commencement:

Security Type:             BND/CORP

Issuer                     Verizon Communications Inc. (2026)

Selling Underwriter        Deutsche Bank AG, London Branch

Affiliated Underwriter(s)  [X] PNC Capital Markets LLC
                           [_] Other:

List of Underwriter(s)     Barclays Bank PLC, Credit Suisse Securities
                           (Europe) Limited, Deutsche Bank AG, London Branch,
                           Banco Santander, S.A., Citigroup Global Markets
                           Limited, Mizuho International plc, ICBC Standard
                           Bank Plc, PNC Capital Markets LLC, Societe
                           Generale, Blaylock Van, LLC, The Williams Capital
                           Group, L.P.

TRANSACTION DETAILS

Date of Purchase           10-23-2017

Purchase Price/Share     (Pounds)99.681
(PER SHARE / % OF PAR)               Or  Total Commission, Spread or
                                $131.56  Profit                          0.400%

                                                                    Page 1 of 2

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


1.  Aggregate Principal Amount Purchased (a+b)         (Pounds)   45,000,000 or
                                                              $      59,391,000
    a.  US Registered Funds
        (Appendix attached with individual             (Pounds)   21,450,000 or
        Fund/Client purchase)                                 $      28,309,710

    b.  Other BlackRock Clients                        (Pounds)   23,550,000 or
                                                              $      31,081,290

2.  Aggregate Principal Amount of Offering             (Pounds)1,250,000,000 or
                                                              $   1,649,750,000

FUNDRATIO
[Divide Sum of#1 by #2]
Must be less than 0.25                                                    0.036

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


LEGAL REQUIREMENTS

OFFERING TYPE (CHECK ONE)

The securities fall into one of the following transaction types (see
Definitions):

[X] U.S. Registered Public Offering... [Issuer must have 3 years of continuous
                                       operations]
[_] Eligible Rule 144A Offering....... [Issuer must have 3 years of continuous
                                       operations]
[_] Eligible Municipal Securities
[_] Eligible Foreign Offering......... [Issuer must have 3 years of continuous
                                       operations]
[_] Government Securities Offering.... [Issuer must have 3 years of continuous
                                       operations]

TIMING AND PRICE (CHECK ONE OR BOTH)

[X] The securities were purchased before the end of the first day on which any
    sales were made, at a price that was not more than the price paid by each
    other purchaser of securities in that offering or in any concurrent
    offering of the securities; and
[_] If the securities are offered for subscription upon exercise of rights, the
    securities were purchased on or before the fourth day before the day on
    which the rights offering terminated.

FIRM COMMITMENT OFFERING (CHECK ONE)

[X]  YES  The securities were offered pursuant to an underwriting or similar
[_]  NO   agreement under which the underwriters were committed to purchase
          all of the securities being offered, except those purchased by
          others pursuant to a rights offering, if the underwriters purchased
          any of the securities.

NO BENEFIT TO AFFILIATED UNDERWRITER (CHECK ONE)

[X]  YES  No affiliated underwriter was a direct or indirect participant in,
[_]  NO   or benefited directly or indirectly from, the transaction.

Completed by:             Dipankar Banerjee                 Date:   10-26-2017
                          --------------------------------         ------------
                          Global Syndicate Team Member

Approved by:              Steven DeLaura                    Date:   10-26-2017
                          --------------------------------         ------------
                          Global Syndicate Team Member

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

DEFINITIONS

TERM                       DEFINITION
Fund Ratio                 Number appearing at the bottom of page 1 of 2 of
                           the Rule 10f-3 Report form. It is the sum of the
                           Funds' participation in the offering by the Funds
                           and other accounts managed by BlackRock divided by
                           the total amount of the offering.

Eligible Foreign Offering  The securities are sold in a public offering
                           conducted under the laws of a country other than
                           the United States and

                           (a) the offering is subject to regulation in such
                               country by a "foreign financial regulatory
                               authority," as defined in Section 2(a)(50) of
                               the Investment Company Act of 1940;

                           (b) the securities were offered at a fixed price to
                               all purchasers in the offering (except for any
                               rights to purchase securities that are required
                               by law to be granted to existing security
                               holders of the issuer);

                           (c) financial statements, prepared and audited as
                               required or permitted by the appropriate
                               foreign financial regulatory authority in such
                               country, for the two years prior to the
                               offering, were made available to the public and
                               prospective purchasers in connection with the
                               offering; and

                           (d) if the issuer is a "domestic issuer," i.e.,
                               other than a foreign government, a national of
                               any foreign country, or a corporation or other
                               organization incorporated or organized under
                               the laws of any foreign country, it (1) has a
                               class of securities registered pursuant to
                               section 12(b) or 12(g) of the Securities
                               Exchange Act of 1934 or is required to file
                               reports pursuant to section 15(d) of that act,
                               and (2) has filed all the material required to
                               be filed pursuant to section 13(a) or 15(d) of
                               that act for a period of at least 12 months
                               immediately preceding the sale of securities
                               (or for such shorter period that the issuer was
                               required to file such material)

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]



TERM                            DEFINITION
Eligible Municipal Securities   The securities:

                                (a) are direct obligations of, or obligations
                                    guaranteed as to principal or interest by,
                                    a State or any political subdivision
                                    thereof, or any agency or instrumentality
                                    of a State or any political subdivision
                                    thereof, or any municipal corporate
                                    instrumentality of one or more States, or
                                    any security which is an industrial
                                    development bond (as defined in section
                                    103(c)(2) of Title 26) the interest on
                                    which is excludable from gross income
                                    under certain provisions of the Internal
                                    Revenue Code;

                                (b) are sufficiently liquid that they can be
                                    sold at or near their carrying value
                                    within a reasonably short period of time;
                                    and

                                (c) either

                                    (1) are subject to no greater than
                                        moderate credit risk; or

                                    (2) if the issuer of the municipal
                                        securities, or the entity supplying
                                        the revenues or other payments from
                                        which the issue is to be paid, has
                                        been in continuous operation for less
                                        than three years, including the
                                        operation of any predecessors, the
                                        securities are subject to a minimal or
                                        low amount of credit risk.

                                Also, purchases of municipal securities may
                                not be designated as group sales or otherwise
                                allocated to the account of any prohibited
                                seller (i.e., an affiliated underwriter).

Eligible Rule 144A Offering     The securities are sold in an offering where

                                (a) the securities are offered or sold in
                                    transactions exempt from registration
                                    under Section 4(2) of the Securities Act
                                    of 1933, Rule 144A thereunder, or Rules
                                    501-508 thereunder;

                                (b) the securities were sold to persons that
                                    the seller and any person acting on behalf
                                    of the seller reasonably believe to
                                    include qualified institutional buyers, as
                                    defined in Rule 144A ("QIBs"); and

                                (c) the seller and any person acting on behalf
                                    of the seller reasonably believe that the
                                    securities are eligible for resale to
                                    other QIBs pursuant to Rule 144A.

Government Securities Offering  The security is issued or guaranteed as to
                                principal or interest by the United States, or
                                by a person controlled or supervised by and
                                acting as an instrumentality of the Government
                                of the United States pursuant to authority
                                granted by the Congress of the United States;
                                or any certificate of deposit for any of the
                                foregoing.

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


TERM                                     DEFINITION
U.S. Registered Public Offering.         The securities offered are registered
                                         under the Securities Act of 1933 that
                                         are being offered to the public.
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.77O RULE 10F-3
<SEQUENCE>8
<FILENAME>77o12.txt
<TEXT>
<PAGE>

                                                            [LOGO OF BLACKROCK]

Rule 10f-3 Transaction Form

Acquisition of Securities During Affiliated Underwritings

PARTICIPATING FUNDS
..   U.S. Registered Funds (Name of Fund, Aladdin Ticker):
    BlackRock Multi-Sector Income Trust - High Yield (BIT-HYLD)
    BlackRock Limited Duration Income Trust - High Yield (BLW-HYLD)
    BlackRock Funds, BlackRock Global Long/Short Credit Fund (BR-GC)
    BlackRock Funds II, High Yield Bond Portfolio (BR-HIYLD)
    BlackRock Multi-Asset Income- European High Yield Portfolio (BR-INC-EHY)
    BlackRock Credit Strategies Income - European Investment Grade (BR-MSBEUIG)
    Strategic Income Opportunities Fund (BR-SIP)
    BlackRock Debt Strategies Fund, Inc. (DSU)
    BlackRock Corporate High Yield Fund, Inc. (HYT)
    Master Total Return Portfolio of Master Bond LLC (MF-BOND)
    : Brighthouse Funds Trust I - BlackRock High Yield Portfolio (MIST-HY)
    AST BlackRock Global Strategies Portfolio (US High Yield) (PRU-AA-HY)
    JNL/BlackRock Global Long Short Credit Fund (SMF_CC-GC)

THE OFFERING

KEY CHARACTERISTICS (COMPLETE ALL FIELDS)

Date of
Offering Commencement:     10-23-2017

Security Type:             BND/CORP

Issuer                     Verizon Communications Inc. (2036)

Selling Underwriter        Credit Suisse Securities (Europe) Limited

Affiliated Underwriter(s)  [X] PNC Capital Markets LLC
                           [_] Other:

List of Underwriter(s)     Barclays Bank PLC, Credit Suisse Securities
                           (Europe) Limited, Deutsche Bank AG, London Branch,
                           Banco Santander, S.A., Citigroup Global Markets
                           Limited, Mizuho International plc, ICBC Standard
                           Bank Plc, PNC Capital Markets LLC, Societe
                           Generale, Blaylock Van, LLC, The Williams Capital
                           Group, L.P.

TRANSACTION DETAILS

Date of Purchase           10-23-2017

Purchase Price/Share     (Pounds)98.631
(PER SHARE / % OF PAR)               or Total Commission, Spread or
                                $130.17 Profit                           0.400%

 1.  Aggregate Principal Amount Purchased (a+b)         (Pounds)160,000,000 or
                                                                  $211,168,000

     a.  US Registered Funds                             (Pounds)20,425,000 or
         (Appendix attached with individual
         Fund/Client purchase)                                     $26,956,915

                                                                    Page 1 of 2

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

    b.  Other BlackRock Clients                          (Pounds)139,575,000 or
                                                                   $184,211,085

2.  Aggregate Principal Amount of Offering             (Pounds)1,000,000,000 or
                                                                 $1,319,800,000

FUND RATIO
[Divide Sum of #1 by #2]
Must be less than 0.25                                                     0.16

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


LEGAL REQUIREMENTS

OFFERING TYPE (CHECK ONE)

The securities fall into one of the following transaction types (see
Definitions):

[X] U.S. Registered Public Offering... [Issuer must have 3 years of continuous
                                       operations]
[_] Eligible Rule 144A Offering....... [Issuer must have 3 years of continuous
                                       operations]
[_] Eligible Municipal Securities
[_] Eligible Foreign Offering......... [Issuer must have 3 years of continuous
                                       operations]
[_] Government Securities Offering.... [Issuer must have 3 years of continuous
                                       operations]

TIMING AND PRICE (CHECK ONE OR BOTH)

[X] The securities were purchased before the end of the first day on which any
    sales were made, at a price that was not more than the price paid by each
    other purchaser of securities in that offering or in any concurrent
    offering of the securities; and
[_] If the securities are offered for subscription upon exercise of rights, the
    securities were purchased on or before the fourth day before the day on
    which the rights offering terminated.

FIRM COMMITMENT OFFERING (CHECK ONE)

[X] YES  The securities were offered pursuant to an underwriting or similar
[_] NO   agreement under which the underwriters were committed to purchase all
         of the securities being offered, except those purchased by others
         pursuant to a rights offering, if the underwriters purchased any of
         the securities.

NO BENEFIT TO AFFILIATED UNDERWRITER (CHECK ONE)

[X] YES  No affiliated underwriter was a direct or indirect participant in, or
[_] NO   benefited directly or indirectly from, the transaction.

Completed by:             Dipankar Banerjee                 Date:   10-26-2017
                          --------------------------------         ------------
                          Global Syndicate Team Member

Approved by:              Steven DeLaura                    Date:   10-26-2017
                          --------------------------------         ------------
                          Global Syndicate Team Member

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

DEFINITIONS

TERM                       DEFINITION
Fund Ratio                 Number appearing at the bottom of page 1 of 2 of
                           the Rule 10f-3 Report form. It is the sum of the
                           Funds' participation in the offering by the Funds
                           and other accounts managed by BlackRock divided by
                           the total amount of the offering.

Eligible Foreign Offering  The securities are sold in a public offering
                           conducted under the laws of a country other than
                           the United States and

                           (a) the offering is subject to regulation in such
                               country by a "foreign financial regulatory
                               authority," as defined in Section 2(a)(50) of
                               the Investment Company Act of 1940;

                           (b) the securities were offered at a fixed price to
                               all purchasers in the offering (except for any
                               rights to purchase securities that are required
                               by law to be granted to existing security
                               holders of the issuer);

                           (c) financial statements, prepared and audited as
                               required or permitted by the appropriate
                               foreign financial regulatory authority in such
                               country, for the two years prior to the
                               offering, were made available to the public and
                               prospective purchasers in connection with the
                               offering; and

                           (d) if the issuer is a "domestic issuer," i.e.,
                               other than a foreign government, a national of
                               any foreign country, or a corporation or other
                               organization incorporated or organized under
                               the laws of any foreign country, it (1) has a
                               class of securities registered pursuant to
                               section 12(b) or 12(g) of the Securities
                               Exchange Act of 1934 or is required to file
                               reports pursuant to section 15(d) of that act,
                               and (2) has filed all the material required to
                               be filed pursuant to section 13(a) or 15(d) of
                               that act for a period of at least 12 months
                               immediately preceding the sale of securities
                               (or for such shorter period that the issuer was
                               required to file such material)

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

TERM                            DEFINITION
Eligible Municipal Securities   The securities:

                                (a) are direct obligations of, or obligations
                                    guaranteed as to principal or interest by,
                                    a State or any political subdivision
                                    thereof, or any agency or instrumentality
                                    of a State or any political subdivision
                                    thereof, or any municipal corporate
                                    instrumentality of one or more States, or
                                    any security which is an industrial
                                    development bond (as defined in section
                                    103(c)(2) of Title 26) the interest on
                                    which is excludable from gross income
                                    under certain provisions of the Internal
                                    Revenue Code;

                                (b) are sufficiently liquid that they can be
                                    sold at or near their carrying value
                                    within a reasonably short period of time;
                                    and

                                (c) either

                                    (1) are subject to no greater than
                                        moderate credit risk; or

                                    (2) if the issuer of the municipal
                                        securities, or the entity supplying
                                        the revenues or other payments from
                                        which the issue is to be paid, has
                                        been in continuous operation for less
                                        than three years, including the
                                        operation of any predecessors, the
                                        securities are subject to a minimal or
                                        low amount of credit risk.

                                    Also, purchases of municipal securities
                                    may not be designated as group sales or
                                    otherwise allocated to the account of any
                                    prohibited seller (i.e., an affiliated
                                    underwriter).

Eligible Rule 144A Offering     The securities are sold in an offering where

                                (a) the securities are offered or sold in
                                    transactions exempt from registration
                                    under Section 4(2) of the Securities Act
                                    of 1933, Rule 144A thereunder, or Rules
                                    501-508 thereunder;

                                (b) the securities were sold to persons that
                                    the seller and any person acting on behalf
                                    of the seller reasonably believe to
                                    include qualified institutional buyers, as
                                    defined in Rule 144A ("QIBs"); and

                                (c) the seller and any person acting on behalf
                                    of the seller reasonably believe that the
                                    securities are eligible for resale to
                                    other QIBs pursuant to Rule 144A.

Government Securities Offering  The security is issued or guaranteed as to
                                principal or interest by the United States, or
                                by a person controlled or supervised by and
                                acting as an instrumentality of the Government
                                of the United States pursuant to authority
                                granted by the Congress of the United States;
                                or any certificate of deposit for any of the
                                foregoing.

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

TERM                              DEFINITION
U.S. Registered Public Offering.  The securities offered are registered under
                                  the Securities Act of 1933 that are being
                                  offered to the public.
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.77O RULE 10F-3
<SEQUENCE>9
<FILENAME>77o13.txt
<TEXT>
<PAGE>

                                                            [LOGO OF BLACKROCK]

Rule 10f-3 Transaction Form

Acquisition of Securities During Affiliated Underwritings

PARTICIPATING FUNDS

..   U.S. Registered Funds (Name of Fund, Aladdin Ticker):
    ISHARES US & INTL HIGH YIELD CORP BOND ETF (ISHGHYG)
    ISHARES IBOXX $ HIGH YIELD CORPORATE BOND ETF (ISHHYLD)
    ISHARES CORE TOTAL USD BOND MARKET ETF (ISHIUSB)
    ISHARES BROAD USD HIGH YIELD CORPORATE BOND ETF (ISHUSHY)
    BlackRock Core Bond Trust - High Yield (BHK-HYLD)
    BlackRock Multi-Sector Income Trust - High Yield (BIT-HYLD)
    BlackRock Limited Duration Income Trust - High Yield (BLW-HYLD)
    BlackRock Funds II, High Yield Bond Portfolio (BR-HIYLD)
    BlackRock Multi-Asset Income - High Yield Portfolio (BR-INC-HY)
    BlackRock Multi-Asset Income - Passive High Yield Portfolio (BR-INC-PHY)
    BlackRock Credit Strategies Income - High Yield (BR-MSBHY)
    BlackRock Global Long Short Credit Fund - High Yield Sleeve (BRGC-HY)
    BlackRock High Yield Portfolio of BlackRock Series Fund, Inc (BVA-HI)
    BlackRock High Yield V.I. Fund (BVA-HY)
    BlackRock Debt Strategies Fund, Inc. (DSU)
    BlackRock Corporate High Yield Fund, Inc. (HYT)
    : Brighthouse Funds Trust I - BlackRock High Yield Portfolio (MIST-HY)
    AST BlackRock Global Strategies Portfolio (US High Yield) (PRU-AA-HY)
    JNL/BlackRock Global Long Short Credit Fund (SMF_CC-GC)

THE OFFERING

KEY CHARACTERISTICS (COMPLETE ALL FIELDS)


Date of                    11-14-2017
Offering Commencement:

Security Type:             BND/CORP

Issuer                     Lennar Corporation (2027)

Selling Underwriter        Citigroup Global Markets Inc

Affiliated Underwriter(s)  [X] PNC Capital Markets LLC
                           [_] Other:

List of Underwriter(s)     Citigroup Global Markets Inc., Deutsche Bank
                           Securities Inc., Goldman Sachs & Co. LLC, Merrill
                           Lynch, Pierce, Fenner & Smith Incorporated, Mizuho
                           Securities USA LLC, RBC Capital Markets, LLC, Wells
                           Fargo Securities, LLC, PNC Capital Markets LLC

TRANSACTION DETAILS

Date of Purchase           11-14-2017

Purchase Price/Share       $100  Total Commission, Spread or Profit      0.650%
(PER SHARE / % OF PAR)

                                                                    Page 1 of 2

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

1.  Aggregate Principal Amount Purchased (a+b)                     $ 76,500,000

    a.  US Registered Funds
        (Appendix attached with individual Fund/Client purchase)   $ 36,910,000

    b.  Other BlackRock Clients                                    $ 39,590,000

2.  Aggregate Principal Amount of Offering                         $900,000,000

FUND RATIO
[Divide Sum of #1 by #2]
Must be less than 0.25                                                    0.085

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

LEGAL REQUIREMENTS

OFFERING TYPE (CHECK ONE)

The securities fall into one of the following transaction types (see
Definitions):

[_] U.S. Registered Public Offering... [Issuer must have 3 years of continuous
                                       operations]
[X] Eligible Rule 144A Offering....... [Issuer must have 3 years of continuous
                                       operations]
[_] Eligible Municipal Securities
[_] Eligible Foreign Offering......... [Issuer must have 3 years of continuous
                                       operations]
[_] Government Securities Offering.... [Issuer must have 3 years of continuous
                                       operations]

TIMING AND PRICE (CHECK ONE OR BOTH)

[X] The securities were purchased before the end of the first day on which any
    sales were made, at a price that was not more than the price paid by each
    other purchaser of securities in that offering or in any concurrent
    offering of the securities; and
[_] If the securities are offered for subscription upon exercise of rights, the
    securities were purchased on or before the fourth day before the day on
    which the rights offering terminated.

FIRM COMMITMENT OFFERING (CHECK ONE)

[X] YES  The securities were offered pursuant to an underwriting or similar
[_] NO   agreement under which the underwriters were committed to purchase all
         of the securities being offered, except those purchased by others
         pursuant to a rights offering, if the underwriters purchased any of
         the securities.

NO BENEFIT TO AFFILIATED UNDERWRITER (CHECK ONE)

[X] YES  No affiliated underwriter was a direct or indirect participant in, or
[_] NO   benefited directly or indirectly from, the transaction.

Completed by:             Dipankar Banerjee                 Date:   11-21-2017
                          --------------------------------         ------------
                          Global Syndicate Team Member

Approved by:              Steven DeLaura                    Date:   11-21-2017
                          --------------------------------         ------------
                          Global Syndicate Team Member

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

DEFINITIONS

TERM                       DEFINITION
Fund Ratio                 Number appearing at the bottom of page 1 of 2 of
                           the Rule 10f-3 Report form. It is the sum of the
                           Funds' participation in the offering by the Funds
                           and other accounts managed by BlackRock divided by
                           the total amount of the offering.

Eligible Foreign Offering  The securities are sold in a public offering
                           conducted under the laws of a country other than
                           the United States and

                           (a) the offering is subject to regulation in such
                               country by a "foreign financial regulatory
                               authority," as defined in Section 2(a)(50) of
                               the Investment Company Act of 1940;

                           (b) the securities were offered at a fixed price to
                               all purchasers in the offering (except for any
                               rights to purchase securities that are required
                               by law to be granted to existing security
                               holders of the issuer);

                           (c) financial statements, prepared and audited as
                               required or permitted by the appropriate
                               foreign financial regulatory authority in such
                               country, for the two years prior to the
                               offering, were made available to the public and
                               prospective purchasers in connection with the
                               offering; and

                           (d) if the issuer is a "domestic issuer," i.e.,
                               other than a foreign government, a national of
                               any foreign country, or a corporation or other
                               organization incorporated or organized under
                               the laws of any foreign country, it (1) has a
                               class of securities registered pursuant to
                               section 12(b) or 12(g) of the Securities
                               Exchange Act of 1934 or is required to file
                               reports pursuant to section 15(d) of that act,
                               and (2) has filed all the material required to
                               be filed pursuant to section 13(a) or 15(d) of
                               that act for a period of at least 12 months
                               immediately preceding the sale of securities
                               (or for such shorter period that the issuer was
                               required to file such material)

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

TERM                            DEFINITION
Eligible Municipal Securities   The securities:

                                (a) are direct obligations of, or obligations
                                    guaranteed as to principal or interest by,
                                    a State or any political subdivision
                                    thereof, or any agency or instrumentality
                                    of a State or any political subdivision
                                    thereof, or any municipal corporate
                                    instrumentality of one or more States, or
                                    any security which is an industrial
                                    development bond (as defined in section
                                    103(c)(2) of Title 26) the interest on
                                    which is excludable from gross income
                                    under certain provisions of the Internal
                                    Revenue Code;

                                (b) are sufficiently liquid that they can be
                                    sold at or near their carrying value
                                    within a reasonably short period of time;
                                    and

                                (c) either

                                    (1) are subject to no greater than
                                        moderate credit risk; or

                                    (2) if the issuer of the municipal
                                        securities, or the entity supplying
                                        the revenues or other payments from
                                        which the issue is to be paid, has
                                        been in continuous operation for less
                                        than three years, including the
                                        operation of any predecessors, the
                                        securities are subject to a minimal or
                                        low amount of credit risk.

                                Also, purchases of municipal securities may
                                not be designated as group sales or otherwise
                                allocated to the account of any prohibited
                                seller (i.e., an affiliated underwriter).

Eligible Rule 144A Offering     The securities are sold in an offering where

                                (a) the securities are offered or sold in
                                    transactions exempt from registration
                                    under Section 4(2) of the Securities Act
                                    of 1933, Rule 144A thereunder, or Rules
                                    501-508 thereunder;

                                (b) the securities were sold to persons that
                                    the seller and any person acting on behalf
                                    of the seller reasonably believe to
                                    include qualified institutional buyers, as
                                    defined in Rule 144A ("QIBs"); and

                                (c) the seller and any person acting on behalf
                                    of the seller reasonably believe that the
                                    securities are eligible for resale to
                                    other QIBs pursuant to Rule 144A.

Government Securities Offering  The security is issued or guaranteed as to
                                principal or interest by the United States, or
                                by a person controlled or supervised by and
                                acting as an instrumentality of the Government
                                of the United States pursuant to authority
                                granted by the Congress of the United States;
                                or any certificate of deposit for any of the
                                foregoing.

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

TERM                              DEFINITION
U.S. Registered Public Offering.  The securities offered are registered under
                                  the Securities Act of 1933 that are being
                                  offered to the public.
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.77O RULE 10F-3
<SEQUENCE>10
<FILENAME>77o14.txt
<TEXT>
<PAGE>

                                                            [LOGO OF BLACKROCK]

Rule 10f-3 Transaction Form

Acquisition of Securities During Affiliated Underwritings

PARTICIPATING FUNDS

..   U.S. Registered Funds (Name of Fund, Aladdin Ticker):
    ISHARES US & INTL HIGH YIELD CORP BOND ETF (ISHGHYG)
    ISHARES IBOXX $ HIGH YIELD CORPORATE BOND ETF (ISHHYLD)
    BlackRock 2022 Global Income Opportunity Trust (BGIO)
    BlackRock Core Bond Trust - High Yield (BHK-HYLD)
    BlackRock Multi-Sector Income Trust - High Yield (BIT-HYLD)
    BlackRock Limited Duration Income Trust - High Yield (BLW-HYLD)
    BlackRock Funds II, High Yield Bond Portfolio (BR-HIYLD)
    BlackRock Multi-Asset Income - High Yield Portfolio (BR-INC-HY)
    BlackRock Multi-Asset Income - Passive High Yield Portfolio (BR-INC-PHY)
    BlackRock Credit Strategies Income - High Yield (BR-MSBHY)
    Strategic Income Opportunities Fund (BR-SIP)
    BlackRock Global Long Short Credit Fund - High Yield Sleeve (BRGC-HY)
    BlackRock Credit Allocation Income Trust (BTZ-PREF)
    BlackRock High Yield Portfolio of BlackRock Series Fund, Inc (BVA-HI)
    BlackRock High Yield V.I. Fund (BVA-HY)
    BlackRock Debt Strategies Fund, Inc. (DSU)
    BlackRock Corporate High Yield Fund, Inc. (HYT)
    Master Total Return Portfolio of Master Bond LLC (MF-BOND)
    : Brighthouse Funds Trust I - BlackRock High Yield Portfolio (MIST-HY)
    AST BlackRock Global Strategies Portfolio (US High Yield) (PRU-AA-HY)
    JNL/BlackRock Global Long Short Credit Fund (SMF_CC-GC)
    Advanced Series Trust - AST BlackRock/Loomis Sayles Bond Portfolio
    (SMF_PRUTR)

THE OFFERING

KEY CHARACTERISTICS (COMPLETE ALL FIELDS)

Date of                    11-28-2017
Offering Commencement:

Security Type:             BND/CORP

Issuer                     Endeavor Energy Resources, L.P. (2026)

Selling Underwriter        Goldman Sachs & Co. LLC

Affiliated Underwriter(s)  [X] PNC Capital Markets LLC
                           [_] Other:

List of Underwriter(s)     Goldman Sachs & Co. LLC, Credit Suisse Securities
                           (USA) LLC, MUFG Securities Americas Inc., Wells
                           Fargo Securities, LLC, BMO Capital Markets Corp.,
                           Citigroup Global Markets Inc., Merrill Lynch,
                           Pierce, Fenner & Smith Incorporated, PNC Capital
                           Markets LLC, BB&T Capital Markets, a division of
                           BB&T Securities, LLC, CIBC World Markets Corp.,
                           Credit Agricole Securities (USA) Inc., Natixis
                           Securities Americas LLC, Regions Securities LLC,
                           Scotia Capital (USA) Inc.

                                                                    Page 1 of 2

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


TRANSACTION DETAILS

Date of Purchase           11-28-2017

Purchase Price/Share
(PER SHARE / % OF PAR)     $100       Total Commission, Spread or Profit  1.15%

 1.  Aggregate Principal Amount Purchased (a+b)                    $ 30,000,000

     a.  US Registered Funds
         (Appendix attached with individual Fund/Client purchase)  $ 17,768,000

     b.  Other BlackRock Clients                                   $ 12,232,000

 2.  Aggregate Principal Amount of Offering                        $500,000,000

 FUND RATIO
 [Divide Sum of #1 by #2]
 Must be less than 0.25                                                    0.06

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


LEGAL REQUIREMENTS

OFFERING TYPE (CHECK ONE)

The securities fall into one of the following transaction types (see
Definitions):

[_] U.S. Registered Public Offering.. [Issuer must have 3 years of continuous
                                      operations]
[X] Eligible Rule 144A Offering...... [Issuer must have 3 years of continuous
                                      operations]
[_] Eligible Municipal Securities
[_] Eligible Foreign Offering........ [Issuer must have 3 years of continuous
                                      operations]
[_] Government Securities Offering... [Issuer must have 3 years of continuous
                                      operations]

TIMING AND PRICE (CHECK ONE OR BOTH)

[X] The securities were purchased before the end of the first day on which any
    sales were made, at a price that was not more than the price paid by each
    other purchaser of securities in that offering or in any concurrent
    offering of the securities; and
[_] If the securities are offered for subscription upon exercise of rights, the
    securities were purchased on or before the fourth day before the day on
    which the rights offering terminated.

FIRM COMMITMENT OFFERING (CHECK ONE)

[X] YES  The securities were offered pursuant to an underwriting or similar
[_] NO   agreement under which the underwriters were committed to purchase all
         of the securities being offered, except those purchased by others
         pursuant to a rights offering, if the underwriters purchased any of
         the securities.

NO BENEFIT TO AFFILIATED UNDERWRITER (CHECK ONE)

[X] YES  No affiliated underwriter was a direct or indirect participant in, or
[_] NO   benefited directly or indirectly from, the transaction.

Completed by:             Dipankar Banerjee                 Date:   11-30-2017
                          --------------------------------         ------------
                          Global Syndicate Team Member

Approved by:              Steven Delaura                    Date:   11-30-2017
                          --------------------------------         ------------
                          Global Syndicate Team Member

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


DEFINITIONS

TERM                       DEFINITION
Fund Ratio                 Number appearing at the bottom of page 1 of 2 of
                           the Rule 10f-3 Report form. It is the sum of the
                           Funds' participation in the offering by the Funds
                           and other accounts managed by BlackRock divided by
                           the total amount of the offering.

Eligible Foreign Offering  The securities are sold in a public offering
                           conducted under the laws of a country other than
                           the United States and

                           (a) the offering is subject to regulation in such
                               country by a "foreign financial regulatory
                               authority," as defined in Section 2(a)(50) of
                               the Investment Company Act of 1940;

                           (b) the securities were offered at a fixed price to
                               all purchasers in the offering (except for any
                               rights to purchase securities that are required
                               by law to be granted to existing security
                               holders of the issuer);

                           (c) financial statements, prepared and audited as
                               required or permitted by the appropriate
                               foreign financial regulatory authority in such
                               country, for the two years prior to the
                               offering, were made available to the public and
                               prospective purchasers in connection with the
                               offering; and

                           (d) if the issuer is a "domestic issuer," i.e.,
                               other than a foreign government, a national of
                               any foreign country, or a corporation or other
                               organization incorporated or organized under
                               the laws of any foreign country, it (1) has a
                               class of securities registered pursuant to
                               section 12(b) or 12(g) of the Securities
                               Exchange Act of 1934 or is required to file
                               reports pursuant to section 15(d) of that act,
                               and (2) has filed all the material required to
                               be filed pursuant to section 13(a) or 15(d) of
                               that act for a period of at least 12 months
                               immediately preceding the sale of securities
                               (or for such shorter period that the issuer was
                               required to file such material)

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

TERM                            DEFINITION
Eligible Municipal Securities   The securities:

                                (a) are direct obligations of, or obligations
                                    guaranteed as to principal or interest by,
                                    a State or any political subdivision
                                    thereof, or any agency or instrumentality
                                    of a State or any political subdivision
                                    thereof, or any municipal corporate
                                    instrumentality of one or more States, or
                                    any security which is an industrial
                                    development bond (as defined in section
                                    103(c)(2) of Title 26) the interest on
                                    which is excludable from gross income
                                    under certain provisions of the Internal
                                    Revenue Code;

                                (b) are sufficiently liquid that they can be
                                    sold at or near their carrying value
                                    within a reasonably short period of time;
                                    and

                                (c) either

                                    (1) are subject to no greater than
                                        moderate credit risk; or

                                    (2) if the issuer of the municipal
                                        securities, or the entity supplying
                                        the revenues or other payments from
                                        which the issue is to be paid, has
                                        been in continuous operation for less
                                        than three years, including the
                                        operation of any predecessors, the
                                        securities are subject to a minimal or
                                        low amount of credit risk.

                                Also, purchases of municipal securities may
                                not be designated as group sales or otherwise
                                allocated to the account of any prohibited
                                seller (i.e., an affiliated underwriter).

Eligible Rule 144A Offering     The securities are sold in an offering where

                                (a) the securities are offered or sold in
                                    transactions exempt from registration
                                    under Section 4(2) of the Securities Act
                                    of 1933, Rule 144A thereunder, or Rules
                                    501-508 thereunder;

                                (b) the securities were sold to persons that
                                    the seller and any person acting on behalf
                                    of the seller reasonably believe to
                                    include qualified institutional buyers, as
                                    defined in Rule 144A ("QIBs"); and

                                (c) the seller and any person acting on behalf
                                    of the seller reasonably believe that the
                                    securities are eligible for resale to
                                    other QIBs pursuant to Rule 144A.

Government Securities Offering  The security is issued or guaranteed as to
                                principal or interest by the United States, or
                                by a person controlled or supervised by and
                                acting as an instrumentality of the Government
                                of the United States pursuant to authority
                                granted by the Congress of the United States;
                                or any certificate of deposit for any of the
                                foregoing.

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

TERM                                     DEFINITION
U.S. Registered Public Offering.         The securities offered are registered
                                         under the Securities Act of 1933 that
                                         are being offered to the public.
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.77O RULE 10F-3
<SEQUENCE>11
<FILENAME>77o15.txt
<TEXT>
<PAGE>

                                                            [LOGO OF BLACKROCK]

Rule 10f-3 Transaction Form

Acquisition of Securities During Affiliated Underwritings

PARTICIPATING FUNDS

..   U.S. Registered Funds (Name of Fund, Aladdin Ticker):
    ISHARES 0-5 YEAR HIGH YIELD CORPORATE BOND ETF(ISHSHYG)
    ISHARES IBOXX $ HIGH YIELD CORPORATE BOND ETF(ISHHYLD)
    BlackRock Funds II, High Yield Bond Portfolio(BR-HIYLD)
    BlackRock Low Duration Bond Portfolio(BR-LO)
    Strategic Income Opportunities Fund(BR-SIP)
    AST BlackRock Global Strategies Portfolio (US High Yield)(PRU-AA-HY)
    Advanced Series Trust - AST BlackRock/Loomis Sayles Bond
    Portfolio(SMF_PRUTR)
    BlackRock Core Bond Trust - High Yield(BHK-HYLD)
    BlackRock Multi-Sector Income Trust - High Yield(BIT-HYLD)
    BlackRock Limited Duration Income Trust - High Yield(BLW-HYLD)
    BlackRock Multi-Asset Income - High Yield Portfolio(BR-INC-HY)
    BlackRock Multi-Asset Income - Passive High Yield Portfolio(BR-INC-PHY)
    BlackRock Credit Strategies Income - High Yield(BR-MSBHY)
    BlackRock Global Long Short Credit Fund - High Yield Sleeve(BRGC-HY)
    BlackRock Credit Allocation Income Trust(BTZ-PREF)
    BlackRock High Yield Portfolio of BlackRock Series Fund, Inc(BVA-HI)
    BlackRock High Yield V.I. Fund(BVA-HY)
    BlackRock Debt Strategies Fund, Inc.(DSU)
    BlackRock Corporate High Yield Fund, Inc.(HYT)
    Master Total Return Portfolio of Master Bond LLC(MF-BOND)
    : Brighthouse Funds Trust I - BlackRock High Yield Portfolio(MIST-HY)
    JNL/BlackRock Global Long Short Credit Fund(SMF_CC-GC)

THE OFFERING

KEY CHARACTERISTICS (COMPLETE ALL FIELDS)

Date of                    01-09-2018
Offering Commencement:

Security Type:             BND/CORP

Issuer                     Sunoco LP (2023)

Selling Underwriter        Credit Suisse Securities (USA) LLC

Affiliated Underwriter(s)  [X] PNC Capital Markets LLC
                           [_] Other:

List of Underwriter(s)     Credit Suisse Securities (USA) LLC,RBC Capital
                           Markets,LLC.,BBVA Securities Inc,Citigroup Global
                           Markets Inc,Credit Agricole Securities (USA)
                           Inc,Deutsche Bank Securities Inc.,Goldman Sachs &
                           Co. LLC.,Merrill Lynch,Pierce,Fenner &
                           Smith,Incorporated,Mizuho Securities USA LLC,Morgan
                           Stanley & Co. LLC,MUFG Securities Americas
                           Inc.,Natixis Securities Americas LLC,PNC Capital
                           Markets LLC,SMBC Nikko Securities America,Inc,TD
                           Securities (USA) LLC

                                                                    Page 1 of 2

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

TRANSACTION DETAILS

Date of Purchase         01-09-2018

Purchase Price/Share
(PER SHARE / % OF PAR)   $100       Total Commission, Spread or Profit    1.00%

 1.  Aggregate Principal Amount Purchased (a+b)                  $   57,000,000

     a.  US Registered Funds
         (Appendix attached with individual Fund/Client
         purchase)                                               $   35,626,000

     b.  Other BlackRock Clients                                 $   21,374,000

 2.  Aggregate Principal Amount of Offering                      $1,000,000,000

 FUND RATIO
 [Divide Sum of #1 by #2]
 Must be less than 0.25                                                   0.057

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

LEGAL REQUIREMENTS

OFFERING TYPE (CHECK ONE)

The securities fall into one of the following transaction types (see
Definitions):

[_] U.S. Registered Public Offering... [Issuer must have 3 years of continuous
                                       operations]
[X] Eligible Rule 144A Offering....... [Issuer must have 3 years of continuous
                                       operations]
[_] Eligible Municipal Securities
[_] Eligible Foreign Offering......... [Issuer must have 3 years of continuous
                                       operations]
[_] Government Securities Offering.... [Issuer must have 3 years of continuous
                                       operations]

TIMING AND PRICE (CHECK ONE OR BOTH)

[X] The securities were purchased before the end of the first day on which any
    sales were made, at a price that was not more than the price paid by each
    other purchaser of securities in that offering or in any concurrent
    offering of the securities; and
[_] If the securities are offered for subscription upon exercise of rights, the
    securities were purchased on or before the fourth day before the day on
    which the rights offering terminated.

FIRM COMMITMENT OFFERING (CHECK ONE)

[X] YES  The securities were offered pursuant to an underwriting or similar
[_] NO   agreement under which the underwriters were committed to purchase all
         of the securities being offered, except those purchased by others
         pursuant to a rights offering, if the underwriters purchased any of
         the securities.

NO BENEFIT TO AFFILIATED UNDERWRITER (CHECK ONE)

 [X] YES  No affiliated underwriter was a direct or indirect participant in,
 [_] NO   or benefited directly or indirectly from, the transaction.

Completed by:            Dipankar Banerjee                 Date:   01-10-2018
                         --------------------------------         -------------
                         Global Syndicate Team Member

Approved by:             Betsy Mathews                     Date:   02-28-2018
                         --------------------------------         -------------
                         Global Syndicate Team Member

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

DEFINITIONS

TERM                       DEFINITION
Fund Ratio                 Number appearing at the bottom of page 1 of 2 of
                           the Rule 10f-3 Report form. It is the sum of the
                           Funds' participation in the offering by the Funds
                           and other accounts managed by BlackRock divided by
                           the total amount of the offering.

Eligible Foreign Offering  The securities are sold in a public offering
                           conducted under the laws of a country other than
                           the United States and

                           (a) the offering is subject to regulation in such
                               country by a "foreign financial regulatory
                               authority," as defined in Section 2(a)(50) of
                               the Investment Company Act of 1940;

                           (b) the securities were offered at a fixed price to
                               all purchasers in the offering (except for any
                               rights to purchase securities that are required
                               by law to be granted to existing security
                               holders of the issuer);

                           (c) financial statements, prepared and audited as
                               required or permitted by the appropriate
                               foreign financial regulatory authority in such
                               country, for the two years prior to the
                               offering, were made available to the public and
                               prospective purchasers in connection with the
                               offering; and

                           (d) if the issuer is a "domestic issuer," i.e.,
                               other than a foreign government, a national of
                               any foreign country, or a corporation or other
                               organization incorporated or organized under
                               the laws of any foreign country, it (1) has a
                               class of securities registered pursuant to
                               section 12(b) or 12(g) of the Securities
                               Exchange Act of 1934 or is required to file
                               reports pursuant to section 15(d) of that act,
                               and (2) has filed all the material required to
                               be filed pursuant to section 13(a) or 15(d) of
                               that act for a period of at least 12 months
                               immediately preceding the sale of securities
                               (or for such shorter period that the issuer was
                               required to file such material)

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

TERM                            DEFINITION
Eligible Municipal Securities   The securities:

                                (a) are direct obligations of, or obligations
                                    guaranteed as to principal or interest by,
                                    a State or any political subdivision
                                    thereof, or any agency or instrumentality
                                    of a State or any political subdivision
                                    thereof, or any municipal corporate
                                    instrumentality of one or more States, or
                                    any security which is an industrial
                                    development bond (as defined in section
                                    103(c)(2) of Title 26) the interest on
                                    which is excludable from gross income
                                    under certain provisions of the Internal
                                    Revenue Code;

                                (b) are sufficiently liquid that they can be
                                    sold at or near their carrying value
                                    within a reasonably short period of time;
                                    and

                                (c) either

                                    (1) are subject to no greater than
                                        moderate credit risk; or

                                    (2) if the issuer of the municipal
                                        securities, or the entity supplying
                                        the revenues or other payments from
                                        which the issue is to be paid, has
                                        been in continuous operation for less
                                        than three years, including the
                                        operation of any predecessors, the
                                        securities are subject to a minimal or
                                        low amount of credit risk.

                                Also, purchases of municipal securities may
                                not be designated as group sales or otherwise
                                allocated to the account of any prohibited
                                seller (i.e., an affiliated underwriter).

Eligible Rule 144A Offering     The securities are sold in an offering where

                                (a) the securities are offered or sold in
                                    transactions exempt from registration
                                    under Section 4(2) of the Securities Act
                                    of 1933, Rule 144A thereunder, or Rules
                                    501-508 thereunder;

                                (b) the securities were sold to persons that
                                    the seller and any person acting on behalf
                                    of the seller reasonably believe to
                                    include qualified institutional buyers, as
                                    defined in Rule 144A ("QIBs"); and

                                (c) the seller and any person acting on behalf
                                    of the seller reasonably believe that the
                                    securities are eligible for resale to
                                    other QIBs pursuant to Rule 144A.

Government Securities Offering  The security is issued or guaranteed as to
                                principal or interest by the United States, or
                                by a person controlled or supervised by and
                                acting as an instrumentality of the Government
                                of the United States pursuant to authority
                                granted by the Congress of the United States;
                                or any certificate of deposit for any of the
                                foregoing.

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

TERM                              DEFINITION
U.S. Registered Public Offering.  The securities offered are registered under
                                  the Securities Act of 1933 that are being
                                  offered to the public.
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.77O RULE 10F-3
<SEQUENCE>12
<FILENAME>77o16.txt
<TEXT>
<PAGE>

                                                            [LOGO OF BLACKROCK]

Rule 10f-3 Transaction Form

Acquisition of Securities During Affiliated Underwritings

PARTICIPATING FUNDS

..   U.S. Registered Funds (Name of Fund, Aladdin Ticker):
    ISHARES IBOXX $ HIGH YIELD CORPORATE BOND ETF(ISHHYLD)
    BlackRock Core Bond Trust - High Yield(BHK-HYLD)
    BlackRock Multi-Sector Income Trust - High Yield(BIT-HYLD)
    BlackRock Limited Duration Income Trust - High Yield(BLW-HYLD)
    BlackRock Funds II, High Yield Bond Portfolio(BR-HIYLD)
    BlackRock Multi-Asset Income - High Yield Portfolio(BR-INC-HY)
    BlackRock Multi-Asset Income - Passive High Yield Portfolio(BR-INC-PHY)
    BlackRock Credit Strategies Income - High Yield(BR-MSBHY)
    BlackRock Global Long Short Credit Fund - High Yield Sleeve(BRGC-HY)
    BlackRock Credit Allocation Income Trust(BTZ-PREF)
    BlackRock High Yield Portfolio of BlackRock Series Fund, Inc(BVA-HI)
    BlackRock High Yield V.I. Fund(BVA-HY)
    BlackRock Debt Strategies Fund, Inc.(DSU)
    BlackRock Corporate High Yield Fund, Inc.(HYT)
    : Brighthouse Funds Trust I - BlackRock High Yield Portfolio(MIST-HY)
    AST BlackRock Global Strategies Portfolio (US High Yield)(PRU-AA-HY)

THE OFFERING

KEY CHARACTERISTICS (COMPLETE ALL FIELDS)

Date of                    01-09-2018
Offering Commencement:

Security Type:             BND/CORP

Issuer                     Sunoco LP (2026)

Selling Underwriter        Credit Suisse Securities (USA) LLC

Affiliated Underwriter(s)  [X] PNC Capital Markets LLC
                           [_] Other:

List of Underwriter(s)     Credit Suisse Securities (USA) LLC,RBC Capital
                           Markets,LLC.,BBVA Securities Inc,Citigroup Global
                           Markets Inc,Credit Agricole Securities (USA)
                           Inc,Deutsche Bank Securities Inc.,Goldman Sachs &
                           Co. LLC.,Merrill Lynch,Pierce,Fenner &
                           Smith,Incorporated,Mizuho Securities USA LLC,Morgan
                           Stanley & Co. LLC,MUFG Securities Americas
                           Inc.,Natixis Securities Americas LLC,PNC Capital
                           Markets LLC,SMBC Nikko Securities America,Inc,TD
                           Securities (USA) LLC

TRANSACTION DETAILS

Date of Purchase           01-09-2018

                                                                    Page 1 of 2

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


Purchase Price/Share
(PER SHARE / % OF PAR)   $100 Total Commission, Spread or Profit          1.00%

1.  Aggregate Principal Amount Purchased (a+b)                     $ 12,000,000

    a.  US Registered Funds
        (Appendix attached with individual Fund/Client purchase)   $  6,990,000

    b.  Other BlackRock Clients                                    $  5,010,000

2.  Aggregate Principal Amount of Offering                         $800,000,000

FUND RATIO
[Divide Sum of #1 by #2]
Must be less than 0.25                                                    0.015

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


LEGAL REQUIREMENTS

OFFERING TYPE (CHECK ONE)

The securities fall into one of the following transaction types (see
Definitions):

[_] U.S. Registered Public Offering... [Issuer must have 3 years of continuous
                                       operations]
[X] Eligible Rule 144A Offering....... [Issuer must have 3 years of continuous
                                       operations]
[_] Eligible Municipal Securities
[_] Eligible Foreign Offering......... [Issuer must have 3 years of continuous
                                       operations]
[_] Government Securities Offering.... [Issuer must have 3 years of continuous
                                       operations]

TIMING AND PRICE (CHECK ONE OR BOTH)

[X] The securities were purchased before the end of the first day on which any
    sales were made, at a price that was not more than the price paid by each
    other purchaser of securities in that offering or in any concurrent
    offering of the securities; and
[_] If the securities are offered for subscription upon exercise of rights, the
    securities were purchased on or before the fourth day before the day on
    which the rights offering terminated.

FIRM COMMITMENT OFFERING (CHECK ONE)

[X] YES  The securities were offered pursuant to an underwriting or similar
[_] NO   agreement under which the underwriters were committed to purchase all
         of the securities being offered, except those purchased by others
         pursuant to a rights offering, if the underwriters purchased any of
         the securities.

NO BENEFIT TO AFFILIATED UNDERWRITER (CHECK ONE)

[X] YES  No affiliated underwriter was a direct or indirect participant in, or
[_] NO   benefited directly or indirectly from, the transaction.

Completed by:             Dipankar Banerjee                 Date:   01-10-2018
                          --------------------------------         ------------
                          Global Syndicate Team Member

Approved by:              Betsy Mathews                     Date:   02-28-2018
                          --------------------------------         ------------
                          Global Syndicate Team Member

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


DEFINITIONS

TERM                           DEFINITION
Fund Ratio                     Number appearing at the bottom of page 1 of 2
                               of the Rule 10f-3 Report form. It is the sum of
                               the Funds' participation in the offering by the
                               Funds and other accounts managed by BlackRock
                               divided by the total amount of the offering.

Eligible Foreign Offering      The securities are sold in a public offering
                               conducted under the laws of a country other
                               than the United States and

                               (a) the offering is subject to regulation in
                                   such country by a "foreign financial
                                   regulatory authority," as defined in
                                   Section 2(a)(50) of the Investment Company
                                   Act of 1940;

                               (b) the securities were offered at a fixed
                                   price to all purchasers in the offering
                                   (except for any rights to purchase
                                   securities that are required by law to be
                                   granted to existing security holders of the
                                   issuer);

                               (c) financial statements, prepared and audited
                                   as required or permitted by the appropriate
                                   foreign financial regulatory authority in
                                   such country, for the two years prior to
                                   the offering, were made available to the
                                   public and prospective purchasers in
                                   connection with the offering; and

                               (d) if the issuer is a "domestic issuer," i.e.,
                                   other than a foreign government, a national
                                   of any foreign country, or a corporation or
                                   other organization incorporated or
                                   organized under the laws of any foreign
                                   country, it (1) has a class of securities
                                   registered pursuant to section 12(b) or
                                   12(g) of the Securities Exchange Act of
                                   1934 or is required to file reports
                                   pursuant to section 15(d) of that act, and
                                   (2) has filed all the material required to
                                   be filed pursuant to section 13(a) or 15(d)
                                   of that act for a period of at least 12
                                   months immediately preceding the sale of
                                   securities (or for such shorter period that
                                   the issuer was required to file such
                                   material)

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


TERM                           DEFINITION
Eligible Municipal Securities  The securities:

                               (a) are direct obligations of, or obligations
                                   guaranteed as to principal or interest by,
                                   a State or any political subdivision
                                   thereof, or any agency or instrumentality
                                   of a State or any political subdivision
                                   thereof, or any municipal corporate
                                   instrumentality of one or more States, or
                                   any security which is an industrial
                                   development bond (as defined in section
                                   103(c)(2) of Title 26) the interest on
                                   which is excludable from gross income under
                                   certain provisions of the Internal Revenue
                                   Code;

                               (b) are sufficiently liquid that they can be
                                   sold at or near their carrying value within
                                   a reasonably short period of time; and

                               (c) either

                                   (1) are subject to no greater than moderate
                                       credit risk; or

                                   (2) if the issuer of the municipal
                                       securities, or the entity supplying the
                                       revenues or other payments from which
                                       the issue is to be paid, has been in
                                       continuous operation for less than
                                       three years, including the operation of
                                       any predecessors, the securities are
                                       subject to a minimal or low amount of
                                       credit risk.

                               Also, purchases of municipal securities may not
                               be designated as group sales or otherwise
                               allocated to the account of any prohibited
                               seller (i.e., an affiliated underwriter).

Eligible Rule 144A Offering    The securities are sold in an offering where

                               (a) the securities are offered or sold in
                                   transactions exempt from registration under
                                   Section 4(2) of the Securities Act of 1933,
                                   Rule 144A thereunder, or Rules 501-508
                                   thereunder;

                               (b) the securities were sold to persons that
                                   the seller and any person acting on behalf
                                   of the seller reasonably believe to include
                                   qualified institutional buyers, as defined
                                   in Rule 144A ("QIBs"); and

                               (c) the seller and any person acting on behalf
                                   of the seller reasonably believe that the
                                   securities are eligible for resale to other
                                   QIBs pursuant to Rule 144A.

Government Securities Offering The security is issued or guaranteed as to
                               principal or interest by the United States, or
                               by a person controlled or supervised by and
                               acting as an instrumentality of the Government
                               of the United States pursuant to authority
                               granted by the Congress of the United States;
                               or any certificate of deposit for any of the
                               foregoing.

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

TERM                              DEFINITION
U.S. Registered Public Offering.  The securities offered are registered under
                                  the Securities Act of 1933 that are being
                                  offered to the public.
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.77O RULE 10F-3
<SEQUENCE>13
<FILENAME>77o17.txt
<TEXT>
<PAGE>

                                                            [LOGO OF BLACKROCK]

Rule 10f-3 Transaction Form

Acquisition of Securities During Affiliated Underwritings

PARTICIPATING FUNDS

..   U.S. Registered Funds (Name of Fund, Aladdin Ticker):
    ISHARES US & INTL HIGH YIELD CORP BOND ETF(ISHGHYG)
    ISHARES IBOXX $ HIGH YIELD CORPORATE BOND ETF(ISHHYLD)
    ISHARES BROAD USD HIGH YIELD CORPORATE BOND ETF(ISHUSHY)
    : Brighthouse Funds Trust I - BlackRock High Yield Portfolio(MIST-HY)
    AST BlackRock Global Strategies Portfolio (US High Yield)(PRU-AA-HY)
    BlackRock 2022 Global Income Opportunity Trust(BGIO)
    BlackRock Core Bond Trust - High Yield(BHK-HYLD)
    BlackRock Multi-Sector Income Trust - High Yield(BIT-HYLD)
    BlackRock Limited Duration Income Trust - High Yield(BLW-HYLD)
    BlackRock Funds II, High Yield Bond Portfolio(BR-HIYLD)
    BlackRock Multi-Asset Income - High Yield Portfolio(BR-INC-HY)
    BlackRock Credit Strategies Income - High Yield(BR-MSBHY)
    Strategic Income Opportunities Fund(BR-SIP)
    BlackRock Global Long Short Credit Fund - High Yield Sleeve(BRGC-HY)
    BlackRock Credit Allocation Income Trust(BTZ-PREF)
    BlackRock High Yield Portfolio of BlackRock Series Fund, Inc(BVA-HI)
    BlackRock High Yield V.I. Fund(BVA-HY)
    BlackRock Debt Strategies Fund, Inc.(DSU)
    BlackRock Corporate High Yield Fund, Inc.(HYT)

THE OFFERING

KEY CHARACTERISTICS (COMPLETE ALL FIELDS)

Date of                    01-09-2018
Offering Commencement:

Security Type:             BND/CORP

Issuer                     Sunoco LP (2028)

Selling Underwriter        Credit Suisse Securities (USA) LLC

Affiliated Underwriter(s)  [X] PNC Capital Markets LLC
                           [_] Other:

List of Underwriter(s)     Credit Suisse Securities (USA) LLC,RBC
                           Capital Markets,LLC.,BBVA Securities
                           Inc,Citigroup Global Markets Inc,Credit
                           Agricole Securities (USA) Inc,Deutsche Bank
                           Securities Inc.,Goldman Sachs & Co.
                           LLC.,Merrill Lynch,Pierce,Fenner &
                           Smith,Incorporated,Mizuho Securities USA
                           LLC,Morgan Stanley & Co. LLC,MUFG Securities
                           Americas Inc.,Natixis Securities Americas
                           LLC,PNC Capital Markets LLC,SMBC Nikko
                           Securities America,Inc,TD Securities (USA) LLC

                                                                    Page 1 of 2

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

TRANSACTION DETAILS

Date of Purchase           01-09-2018

Purchase Price/Share
(PER SHARE / % OF PAR)     $100 Total Commission, Spread or Profit        1.00%

1.  Aggregate Principal Amount Purchased (a+b)                     $ 28,000,000

    a.  US Registered Funds
        (Appendix attached with individual Fund/Client purchase)   $ 15,859,000

    b.  Other BlackRock Clients                                    $ 12,141,000

2.  Aggregate Principal Amount of Offering                         $400,000,000

FUND RATIO
[Divide Sum of #1 by #2]
Must be less than 0.25                                                     0.07

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


LEGAL REQUIREMENTS

OFFERING TYPE (CHECK ONE)

The securities fall into one of the following transaction types (see
Definitions):

[_] U.S. Registered Public Offering... [Issuer must have 3 years of continuous
                                       operations]
[X] Eligible Rule 144A Offering....... [Issuer must have 3 years of continuous
                                       operations]
[_] Eligible Municipal Securities
[_] Eligible Foreign Offering......... [Issuer must have 3 years of continuous
                                       operations]
[_] Government Securities Offering.... [Issuer must have 3 years of continuous
                                       operations]

TIMING AND PRICE (CHECK ONE OR BOTH)

[X] The securities were purchased before the end of the first day on which any
    sales were made, at a price that was not more than the price paid by each
    other purchaser of securities in that offering or in any concurrent
    offering of the securities; and
[_] If the securities are offered for subscription upon exercise of rights, the
    securities were purchased on or before the fourth day before the day on
    which the rights offering terminated.

FIRM COMMITMENT OFFERING (CHECK ONE)

[X] YES  The securities were offered pursuant to an underwriting or similar
[_] NO   agreement under which the underwriters were committed to purchase all
         of the securities being offered, except those purchased by others
         pursuant to a rights offering, if the underwriters purchased any of
         the securities.

NO BENEFIT TO AFFILIATED UNDERWRITER (CHECK ONE)

[X] YES  No affiliated underwriter was a direct or indirect participant in,
[_] NO   or benefited directly or indirectly from, the transaction.

Completed by:             Dipankar Banerjee                 Date:   01-10-2018
                          --------------------------------         ------------
                          Global Syndicate Team Member

Approved by:              Betsy Mathews                     Date:   02-28-2018
                          --------------------------------         ------------
                          Global Syndicate Team Member

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


DEFINITIONS

TERM                           DEFINITION
Fund Ratio                     Number appearing at the bottom of page 1 of 2
                               of the Rule 10f-3 Report form. It is the sum of
                               the Funds' participation in the offering by the
                               Funds and other accounts managed by BlackRock
                               divided by the total amount of the offering.

Eligible Foreign Offering      The securities are sold in a public offering
                               conducted under the laws of a country other
                               than the United States and

                               (a) the offering is subject to regulation in
                                   such country by a "foreign financial
                                   regulatory authority," as defined in
                                   Section 2(a)(50) of the Investment Company
                                   Act of 1940;

                               (b) the securities were offered at a fixed
                                   price to all purchasers in the offering
                                   (except for any rights to purchase
                                   securities that are required by law to be
                                   granted to existing security holders of the
                                   issuer);

                               (c) financial statements, prepared and audited
                                   as required or permitted by the appropriate
                                   foreign financial regulatory authority in
                                   such country, for the two years prior to
                                   the offering, were made available to the
                                   public and prospective purchasers in
                                   connection with the offering; and

                               (d) if the issuer is a "domestic issuer," i.e.,
                                   other than a foreign government, a national
                                   of any foreign country, or a corporation or
                                   other organization incorporated or
                                   organized under the laws of any foreign
                                   country, it (1) has a class of securities
                                   registered pursuant to section 12(b) or
                                   12(g) of the Securities Exchange Act of
                                   1934 or is required to file reports
                                   pursuant to section 15(d) of that act, and
                                   (2) has filed all the material required to
                                   be filed pursuant to section 13(a) or 15(d)
                                   of that act for a period of at least 12
                                   months immediately preceding the sale of
                                   securities (or for such shorter period that
                                   the issuer was required to file such
                                   material)

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


TERM                           DEFINITION
Eligible Municipal Securities  The securities:

                               (a) are direct obligations of, or obligations
                                   guaranteed as to principal or interest by,
                                   a State or any political subdivision
                                   thereof, or any agency or instrumentality
                                   of a State or any political subdivision
                                   thereof, or any municipal corporate
                                   instrumentality of one or more States, or
                                   any security which is an industrial
                                   development bond (as defined in section
                                   103(c)(2) of Title 26) the interest on
                                   which is excludable from gross income under
                                   certain provisions of the Internal Revenue
                                   Code;

                               (b) are sufficiently liquid that they can be
                                   sold at or near their carrying value within
                                   a reasonably short period of time; and

                               (c) either

                                   (1) are subject to no greater than moderate
                                       credit risk; or

                                   (2) if the issuer of the municipal
                                       securities, or the entity supplying the
                                       revenues or other payments from which
                                       the issue is to be paid, has been in
                                       continuous operation for less than
                                       three years, including the operation of
                                       any predecessors, the securities are
                                       subject to a minimal or low amount of
                                       credit risk.

                               Also, purchases of municipal securities may not
                               be designated as group sales or otherwise
                               allocated to the account of any prohibited
                               seller (i.e., an affiliated underwriter).

Eligible Rule 144A Offering    The securities are sold in an offering where

                               (a) the securities are offered or sold in
                                   transactions exempt from registration under
                                   Section 4(2) of the Securities Act of 1933,
                                   Rule 144A thereunder, or Rules 501-508
                                   thereunder;

                               (b) the securities were sold to persons that
                                   the seller and any person acting on behalf
                                   of the seller reasonably believe to include
                                   qualified institutional buyers, as defined
                                   in Rule 144A ("QIBs"); and

                               (c) the seller and any person acting on behalf
                                   of the seller reasonably believe that the
                                   securities are eligible for resale to other
                                   QIBs pursuant to Rule 144A.

Government Securities Offering The security is issued or guaranteed as to
                               principal or interest by the United States, or
                               by a person controlled or supervised by and
                               acting as an instrumentality of the Government
                               of the United States pursuant to authority
                               granted by the Congress of the United States;
                               or any certificate of deposit for any of the
                               foregoing.

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


TERM                              DEFINITION
U.S. Registered Public Offering.  The securities offered are registered under
                                  the Securities Act of 1933 that are being
                                  offered to the public.
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.77O RULE 10F-3
<SEQUENCE>14
<FILENAME>77o18.txt
<TEXT>
<PAGE>

                                                            [LOGO OF BLACKROCK]

Rule 10f-3 Transaction Form

Acquisition of Securities During Affiliated Underwritings

PARTICIPATING FUNDS

..   U.S. Registered Funds (Name of Fund, Aladdin Ticker):
    ISHARES US & INTL HIGH YIELD CORP BOND ETF(ISHGHYG)
    ISHARES IBOXX $ HIGH YIELD CORPORATE BOND ETF(ISHHYLD)
    ISHARES CORE TOTAL USD BOND MARKET ETF(ISHIUSB)
    ISHARES BROAD USD HIGH YIELD CORPORATE BOND ETF(ISHUSHY)
    BlackRock Core Bond Trust - High Yield(BHK-HYLD)
    BlackRock Multi-Sector Income Trust - High Yield(BIT-HYLD)
    BlackRock Limited Duration Income Trust - High Yield(BLW-HYLD)
    BlackRock Funds II, High Yield Bond Portfolio(BR-HIYLD)
    BlackRock Multi-Asset Income - High Yield Portfolio(BR-INC-HY)
    BlackRock Multi-Asset Income - Passive High Yield Portfolio(BR-INC-PHY)
    BlackRock Credit Strategies Income - High Yield(BR-MSBHY)
    BlackRock Global Long Short Credit Fund - High Yield Sleeve(BRGC-HY)
    BlackRock Credit Allocation Income Trust(BTZ-PREF)
    BlackRock High Yield Portfolio of BlackRock Series Fund, Inc(BVA-HI)
    BlackRock High Yield V.I. Fund(BVA-HY)
    BlackRock Debt Strategies Fund, Inc.(DSU)
    BlackRock Corporate High Yield Fund, Inc.(HYT)
    : Brighthouse Funds Trust I - BlackRock High Yield Portfolio(MIST-HY)
    AST BlackRock Global Strategies Portfolio (US High Yield)(PRU-AA-HY)
    JNL/BlackRock Global Long Short Credit Fund(SMF_CC-GC)
    Global Atlantic BlackRock High Yield Portfolio(SMF_GA-HY)

THE OFFERING

KEY CHARACTERISTICS (COMPLETE ALL FIELDS)

Date of                    01-18-2018
Offering Commencement:

Security Type:             BND/CORP

Issuer                     Extraction Oil & Gas, Inc. (2026)

Selling Underwriter        Credit Suisse Securities (USA) LLC

Affiliated Underwriter(s)  [X] PNC Capital Markets LLC
                           [_] Other:

List of Underwriter(s)     Credit Suisse Securities (USA) LLC, Barclays
                           Capital Inc, Goldman Sachs & Co. LLC, SunTrust
                           Robinson Humphrey, Inc, Wells Fargo Securities,
                           LLC, ABN AMRO Securities (USA) LLC, KeyBanc Capital
                           Markets Inc, Citigroup Global Markets Inc, The
                           Huntington Investment Company, PNC Capital Markets
                           LLC, RBC Capital Markets, LLC, Intrepid Partners,
                           LLC, Capital One Securities, Inc, Merrill Lynch,
                           Pierce, Fenner & Smith Incorporated

                                                                    Page 1 of 2

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

TRANSACTION DETAILS

Date of Purchase         01-18-2018

Purchase Price/Share
(PER SHARE / % OF PAR)   $100  Total Commission, Spread or Profit       0.1375%

 1.  Aggregate Principal Amount Purchased (a+b)                    $ 53,000,000

     a.  US Registered Funds
         (Appendix attached with individual Fund/Client purchase)  $ 29,015,000

     b.  Other BlackRock Clients                                   $ 23,985,000

 2.  Aggregate Principal Amount of Offering                        $750,000,000

 FUND RATIO
 [Divide Sum of #1 by #2]
 Must be less than 0.25                                                 0.07066

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


LEGAL REQUIREMENTS

OFFERING TYPE (CHECK ONE)

The securities fall into one of the following transaction types (see
Definitions):

[_] U.S. Registered Public Offering... [Issuer must have 3 years of continuous
                                       operations]
[X] Eligible Rule 144A Offering....... [Issuer must have 3 years of continuous
                                       operations]
[_] Eligible Municipal Securities
[_] Eligible Foreign Offering......... [Issuer must have 3 years of continuous
                                       operations]
[_] Government Securities Offering.... [Issuer must have 3 years of continuous
                                       operations]

TIMING AND PRICE (CHECK ONE OR BOTH)

[X] The securities were purchased before the end of the first day on which any
    sales were made, at a price that was not more than the price paid by each
    other purchaser of securities in that offering or in any concurrent
    offering of the securities; and
[_] If the securities are offered for subscription upon exercise of rights, the
    securities were purchased on or before the fourth day before the day on
    which the rights offering terminated.

FIRM COMMITMENT OFFERING (CHECK ONE)

[X] YES  The securities were offered pursuant to an underwriting or similar
[_] NO   agreement under which the underwriters were committed to purchase all
         of the securities being offered, except those purchased by others
         pursuant to a rights offering, if the underwriters purchased any of
         the securities.

NO BENEFIT TO AFFILIATED UNDERWRITER (CHECK ONE)

[X] YES  No affiliated underwriter was a direct or indirect participant in, or
[_] NO   benefited directly or indirectly from, the transaction.

Completed by:             Dipankar Banerjee                 Date:   01-24-2018
                          --------------------------------         ------------
                          Global Syndicate Team Member

Approved by:              Steven DeLaura                    Date:   01-24-2018
                          --------------------------------         ------------
                          Global Syndicate Team Member

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

DEFINITIONS

TERM                       DEFINITION
Fund Ratio                 Number appearing at the bottom of page 1 of 2 of
                           the Rule 10f-3 Report form. It is the sum of the
                           Funds' participation in the offering by the Funds
                           and other accounts managed by BlackRock divided by
                           the total amount of the offering.

Eligible Foreign Offering  The securities are sold in a public offering
                           conducted under the laws of a country other than
                           the United States and

                           (a) the offering is subject to regulation in such
                               country by a "foreign financial regulatory
                               authority," as defined in Section 2(a)(50) of
                               the Investment Company Act of 1940;

                           (b) the securities were offered at a fixed price to
                               all purchasers in the offering (except for any
                               rights to purchase securities that are required
                               by law to be granted to existing security
                               holders of the issuer);

                           (c) financial statements, prepared and audited as
                               required or permitted by the appropriate
                               foreign financial regulatory authority in such
                               country, for the two years prior to the
                               offering, were made available to the public and
                               prospective purchasers in connection with the
                               offering; and

                           (d) if the issuer is a "domestic issuer," i.e.,
                               other than a foreign government, a national of
                               any foreign country, or a corporation or other
                               organization incorporated or organized under
                               the laws of any foreign country, it (1) has a
                               class of securities registered pursuant to
                               section 12(b) or 12(g) of the Securities
                               Exchange Act of 1934 or is required to file
                               reports pursuant to section 15(d) of that act,
                               and (2) has filed all the material required to
                               be filed pursuant to section 13(a) or 15(d) of
                               that act for a period of at least 12 months
                               immediately preceding the sale of securities
                               (or for such shorter period that the issuer was
                               required to file such material)

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


TERM                            DEFINITION
Eligible Municipal Securities   The securities:

                                (a) are direct obligations of, or obligations
                                    guaranteed as to principal or interest by,
                                    a State or any political subdivision
                                    thereof, or any agency or instrumentality
                                    of a State or any political subdivision
                                    thereof, or any municipal corporate
                                    instrumentality of one or more States, or
                                    any security which is an industrial
                                    development bond (as defined in section
                                    103(c)(2) of Title 26) the interest on
                                    which is excludable from gross income
                                    under certain provisions of the Internal
                                    Revenue Code;

                                (b) are sufficiently liquid that they can be
                                    sold at or near their carrying value
                                    within a reasonably short period of time;
                                    and

                                (c) either

                                    (1) are subject to no greater than
                                        moderate credit risk; or

                                    (2) if the issuer of the municipal
                                        securities, or the entity supplying
                                        the revenues or other payments from
                                        which the issue is to be paid, has
                                        been in continuous operation for less
                                        than three years, including the
                                        operation of any predecessors, the
                                        securities are subject to a minimal or
                                        low amount of credit risk.

                                Also, purchases of municipal securities may
                                not be designated as group sales or otherwise
                                allocated to the account of any prohibited
                                seller (i.e., an affiliated underwriter).

Eligible Rule 144A Offering     The securities are sold in an offering where

                                (a) the securities are offered or sold in
                                    transactions exempt from registration
                                    under Section 4(2) of the Securities Act
                                    of 1933, Rule 144A thereunder, or Rules
                                    501-508 thereunder;

                                (b) the securities were sold to persons that
                                    the seller and any person acting on behalf
                                    of the seller reasonably believe to
                                    include qualified institutional buyers, as
                                    defined in Rule 144A ("QIBs"); and

                                (c) the seller and any person acting on behalf
                                    of the seller reasonably believe that the
                                    securities are eligible for resale to
                                    other QIBs pursuant to Rule 144A.

Government Securities Offering  The security is issued or guaranteed as to
                                principal or interest by the United States, or
                                by a person controlled or supervised by and
                                acting as an instrumentality of the Government
                                of the United States pursuant to authority
                                granted by the Congress of the United States;
                                or any certificate of deposit for any of the
                                foregoing.

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


TERM                              DEFINITION
U.S. Registered Public Offering.  The securities offered are registered under
                                  the Securities Act of 1933 that are being
                                  offered to the public.
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.77O RULE 10F-3
<SEQUENCE>15
<FILENAME>77o19.txt
<TEXT>
<PAGE>

                                                            [LOGO OF BLACKROCK]

Rule 10f-3 Transaction Form

Acquisition of Securities During Affiliated Underwritings

PARTICIPATING FUNDS

..   U.S. Registered Funds (Name of Fund, Aladdin Ticker):
    ISHARES US & INTL HIGH YIELD CORP BOND ETF (ISHGHYG)
    ISHARES IBOXX $ HIGH YIELD CORPORATE BOND ETF (ISHHYLD)
    ISHARES CORE TOTAL USD BOND MARKET ETF (ISHIUSB)
    ISHARES BROAD USD HIGH YIELD CORPORATE BOND ETF (ISHUSHY)
    BlackRock Core Bond Trust - High Yield (BHK-HYLD)
    BlackRock Multi-Sector Income Trust - High Yield (BIT-HYLD)
    BlackRock Limited Duration Income Trust - High Yield (BLW-HYLD)
    BlackRock Funds II, High Yield Bond Portfolio (BR-HIYLD)
    BlackRock Multi-Asset Income - High Yield Portfolio (BR-INC-HY)
    BlackRock Credit Strategies Income - High Yield (BR-MSBHY)
    BlackRock Global Long Short Credit Fund - High Yield Sleeve (BRGC-HY)
    BlackRock Credit Allocation Income Trust (BTZ-PREF)
    BlackRock High Yield Portfolio of BlackRock Series Fund, Inc (BVA-HI)
    BlackRock High Yield V.I. Fund (BVA-HY)
    BlackRock Debt Strategies Fund, Inc. (DSU)
    BlackRock Corporate High Yield Fund, Inc. (HYT)
    : Brighthouse Funds Trust I - BlackRock High Yield Portfolio (MIST-HY)
    AST BlackRock Global Strategies Portfolio (US High Yield) (PRU-AA-HY)
    JNL/BlackRock Global Long Short Credit Fund (SMF_CC-GC)

THE OFFERING

KEY CHARACTERISTICS (COMPLETE ALL FIELDS)

Date of                    01-31-2018
Offering Commencement:

Security Type:             BND/CORP

Issuer                     Scientific Games International, Inc. (2025)

Selling Underwriter        J.P. Morgan Securities LLC

Affiliated Underwriter(s)  [X] PNC Capital Markets LLC
                           [_] Other:

List of Underwriter(s)     J.P. Morgan Securities LLC, Deutsche Bank
                           Securities, Merrill Lynch, Pierce, Fenner & Smith
                           Incorporated, Fifth Third Securities, Credit Suisse
                           Securities (USA) LLC, Citizens Capital Markets,
                           Inc., PNC Capital Markets LLC, Macquarie Capital
                           (USA) Inc., Goldman Sachs & Co. LLC,

TRANSACTION DETAILS

Date of Purchase           01-31-2018

Purchase Price/Share
(PER SHARE / % OF PAR)     $100  Total Commission, Spread or Profit      1.250%

                                                                    Page 1 of 2

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

1.  Aggregate Principal Amount Purchased (a+b)                     $ 60,000,000

    a.  US Registered Funds
        (Appendix attached with individual Fund/Client purchase)   $ 36,463,000

    b.  Other BlackRock Clients                                    $ 23,537,000

2.  Aggregate Principal Amount of Offering                         $900,000,000

FUND RATIO
[Divide Sum of #1 by #2]
Must be less than 0.25                                                   0.0666

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


LEGAL REQUIREMENTS

OFFERING TYPE (CHECK ONE)

The securities fall into one of the following transaction types (see
Definitions):

[_] U.S. Registered Public Offering... [Issuer must have 3 years of continuous
                                       operations]
[X] Eligible Rule 144A Offering....... [Issuer must have 3 years of continuous
                                       operations]
[_] Eligible Municipal Securities
[_] Eligible Foreign Offering......... [Issuer must have 3 years of continuous
                                       operations]
[_] Government Securities Offering.... [Issuer must have 3 years of continuous
                                       operations]

TIMING AND PRICE (CHECK ONE OR BOTH)

[X] The securities were purchased before the end of the first day on which any
    sales were made, at a price that was not more than the price paid by each
    other purchaser of securities in that offering or in any concurrent
    offering of the securities; and
[_] If the securities are offered for subscription upon exercise of rights, the
    securities were purchased on or before the fourth day before the day on
    which the rights offering terminated.

FIRM COMMITMENT OFFERING (CHECK ONE)

[X] YES  The securities were offered pursuant to an underwriting or similar
[_] NO   agreement under which the underwriters were committed to purchase all
         of the securities being offered, except those purchased by others
         pursuant to a rights offering, if the underwriters purchased any of
         the securities.

NO BENEFIT TO AFFILIATED UNDERWRITER (CHECK ONE)

[X] YES  No affiliated underwriter was a direct or indirect participant in, or
[_] NO   benefited directly or indirectly from, the transaction.

Completed by:             Dipankar Banerjee                 Date:   02-06-2018
                          --------------------------------         ------------
                          Global Syndicate Team Member

Approved by:              Steven DeLaura                    Date:   02-06-2018
                          --------------------------------         ------------
                          Global Syndicate Team Member

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


DEFINITIONS

TERM                           DEFINITION
Fund Ratio                     Number appearing at the bottom of page 1 of 2
                               of the Rule 10f-3 Report form. It is the sum of
                               the Funds' participation in the offering by the
                               Funds and other accounts managed by BlackRock
                               divided by the total amount of the offering.

Eligible Foreign Offering      The securities are sold in a public offering
                               conducted under the laws of a country other
                               than the United States and

                               (a) the offering is subject to regulation in
                                   such country by a "foreign financial
                                   regulatory authority," as defined in
                                   Section 2(a)(50) of the Investment Company
                                   Act of 1940;

                               (b) the securities were offered at a fixed
                                   price to all purchasers in the offering
                                   (except for any rights to purchase
                                   securities that are required by law to be
                                   granted to existing security holders of the
                                   issuer);

                               (c) financial statements, prepared and audited
                                   as required or permitted by the appropriate
                                   foreign financial regulatory authority in
                                   such country, for the two years prior to
                                   the offering, were made available to the
                                   public and prospective purchasers in
                                   connection with the offering; and

                               (d) if the issuer is a "domestic issuer," i.e.,
                                   other than a foreign government, a national
                                   of any foreign country, or a corporation or
                                   other organization incorporated or
                                   organized under the laws of any foreign
                                   country, it (1) has a class of securities
                                   registered pursuant to section 12(b) or
                                   12(g) of the Securities Exchange Act of
                                   1934 or is required to file reports
                                   pursuant to section 15(d) of that act, and
                                   (2) has filed all the material required to
                                   be filed pursuant to section 13(a) or 15(d)
                                   of that act for a period of at least 12
                                   months immediately preceding the sale of
                                   securities (or for such shorter period that
                                   the issuer was required to file such
                                   material)

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

TERM                           DEFINITION
Eligible Municipal Securities  The securities:

                               (a) are direct obligations of, or obligations
                                   guaranteed as to principal or interest by,
                                   a State or any political subdivision
                                   thereof, or any agency or instrumentality
                                   of a State or any political subdivision
                                   thereof, or any municipal corporate
                                   instrumentality of one or more States, or
                                   any security which is an industrial
                                   development bond (as defined in section
                                   103(c)(2) of Title 26) the interest on
                                   which is excludable from gross income under
                                   certain provisions of the Internal Revenue
                                   Code;

                               (b) are sufficiently liquid that they can be
                                   sold at or near their carrying value within
                                   a reasonably short period of time; and

                               (c) either

                                   (1) are subject to no greater than moderate
                                       credit risk; or

                                   (2) if the issuer of the municipal
                                       securities, or the entity supplying the
                                       revenues or other payments from which
                                       the issue is to be paid, has been in
                                       continuous operation for less than
                                       three years, including the operation of
                                       any predecessors, the securities are
                                       subject to a minimal or low amount of
                                       credit risk.

                               Also, purchases of municipal securities may not
                               be designated as group sales or otherwise
                               allocated to the account of any prohibited
                               seller (i.e., an affiliated underwriter).

Eligible Rule 144A Offering    The securities are sold in an offering where

                               (a) the securities are offered or sold in
                                   transactions exempt from registration under
                                   Section 4(2) of the Securities Act of 1933,
                                   Rule 144A thereunder, or Rules 501-508
                                   thereunder;

                               (b) the securities were sold to persons that
                                   the seller and any person acting on behalf
                                   of the seller reasonably believe to include
                                   qualified institutional buyers, as defined
                                   in Rule 144A ("QIBs"); and

                               (c) the seller and any person acting on behalf
                                   of the seller reasonably believe that the
                                   securities are eligible for resale to other
                                   QIBs pursuant to Rule 144A.

Government Securities Offering The security is issued or guaranteed as to
                               principal or interest by the United States, or
                               by a person controlled or supervised by and
                               acting as an instrumentality of the Government
                               of the United States pursuant to authority
                               granted by the Congress of the United States;
                               or any certificate of deposit for any of the
                               foregoing.

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

TERM                              DEFINITION
U.S. Registered Public Offering.  The securities offered are registered under
                                  the Securities Act of 1933 that are being
                                  offered to the public.
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.77O RULE 10F-3
<SEQUENCE>16
<FILENAME>77o20.txt
<TEXT>
<PAGE>

                                                            [LOGO OF BLACKROCK]

Rule 10f-3 Transaction Form

Acquisition of Securities During Affiliated Underwritings

PARTICIPATING FUNDS

..   U.S. Registered Funds (Name of Fund, Aladdin Ticker):
    ISHARES CORE TOTAL USD BOND MARKET ETF (ISHIUSB)
    ISHARES BROAD USD HIGH YIELD CORPORATE BOND ETF (ISHUSHY)
    BlackRock Core Bond Trust - High Yield (BHK-HYLD)
    BlackRock Multi-Sector Income Trust - High Yield (BIT-HYLD)
    BlackRock Limited Duration Income Trust - High Yield (BLW-HYLD)
    BlackRock Funds II, High Yield Bond Portfolio (BR-HIYLD)
    BlackRock Multi-Asset Income - High Yield Portfolio (BR-INC-HY)
    BlackRock Multi-Asset Income - Passive High Yield Portfolio (BR-INC-PHY)
    BlackRock Credit Strategies Income - High Yield (BR-MSBHY)
    BlackRock Global Long Short Credit Fund - High Yield Sleeve (BRGC-HY)
    BlackRock Credit Allocation Income Trust (BTZ-PREF)
    BlackRock High Yield Portfolio of BlackRock Series Fund, Inc (BVA-HI)
    BlackRock High Yield V.I. Fund (BVA-HY)
    BlackRock Debt Strategies Fund, Inc. (DSU)
    BlackRock Corporate High Yield Fund, Inc. (HYT)
    Brighthouse Funds Trust I - BlackRock High Yield Portfolio (MIST-HY)
    AST BlackRock Global Strategies Portfolio (US High Yield) (PRU-AA-HY)
    JNL/BlackRock Global Long Short Credit Fund (SMF_CC-GC)
    Global Atlantic BlackRock High Yield Portfolio (SMF_GA-HY)

THE OFFERING

KEY CHARACTERISTICS (COMPLETE ALL FIELDS)

Date of                    02-01-2018
Offering Commencement:

Security Type:             BND/CORP

Issuer                     Indigo Natural Resources LLC (2026)

Selling Underwriter        J.P. Morgan Securities, LLC

Affiliated Underwriter(s)  [X] PNC Capital Markets LLC
                           [_] Other:

List of Underwriter(s)     J.P. Morgan, Wells Fargo Securities,BofA Merrill
                           Lynch,BMO Capital Markets, Citigroup, Credit
                           Suisse, Goldman Sachs & Co., BBVA, Comerica
                           Securities, US Bancorp, Huntington Capital Markets,
                           ABN AMRO, BOK Financial Securities, Inc., Fifth
                           Third Securities, PNC Capital Markets LLC,
                           Ramirez & Co.,Inc., IBERIA Capital Partners L.L.C.,
                           CIBC Capital Markets

                                                                    Page 1 of 2

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


TRANSACTION DETAILS

Date of Purchase         02-01-2018

Purchase Price/Share
(PER SHARE / % OF PAR)   $100.00  Total Commission, Spread or Profit     1.875%

 1.  Aggregate Principal Amount Purchased (a+b)                    $ 35,000,000

     a.  US Registered Funds
         (Appendix attached with individual Fund/Client purchase)  $ 15,137,000

     b.  Other BlackRock Clients                                   $ 19,863,000

 2.  Aggregate Principal Amount of Offering                        $650,000,000

 FUND RATIO
 [Divide Sum of #1 by #2]
 Must be less than 0.25                                                  0.0538

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


LEGAL REQUIREMENTS

OFFERING TYPE (CHECK ONE)

The securities fall into one of the following transaction types (see
Definitions):

[_] U.S. Registered Public Offering... [Issuer must have 3 years of continuous
                                       operations]
[X] Eligible Rule 144A Offering....... [Issuer must have 3 years of continuous
                                       operations]
[_] Eligible Municipal Securities
[_] Eligible Foreign Offering......... [Issuer must have 3 years of continuous
                                       operations]
[_] Government Securities Offering.... [Issuer must have 3 years of continuous
                                       operations]

TIMING AND PRICE (CHECK ONE OR BOTH)

[X] The securities were purchased before the end of the first day on which any
    sales were made, at a price that was not more than the price paid by each
    other purchaser of securities in that offering or in any concurrent
    offering of the securities; and
[_] If the securities are offered for subscription upon exercise of rights, the
    securities were purchased on or before the fourth day before the day on
    which the rights offering terminated.

FIRM COMMITMENT OFFERING (CHECK ONE)

[X] YES  The securities were offered pursuant to an underwriting or similar
[_] NO   agreement under which the underwriters were committed to purchase all
         of the securities being offered, except those purchased by others
         pursuant to a rights offering, if the underwriters purchased any of
         the securities.

NO BENEFIT TO AFFILIATED UNDERWRITER (CHECK ONE)

[X] YES  No affiliated underwriter was a direct or indirect participant in, or
[_] NO   benefited directly or indirectly from, the transaction.

Completed by:             Arushi Bhasin                     Date:   02-05-2018
                          --------------------------------         ------------
                          Global Syndicate Team Member

Approved by:              Steven DeLaura                    Date:   02-05-2018
                          --------------------------------         ------------
                          Global Syndicate Team Member

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


DEFINITIONS

TERM                           DEFINITION
Fund Ratio                     Number appearing at the bottom of page 1 of 2
                               of the Rule 10f-3 Report form. It is the sum of
                               the Funds' participation in the offering by the
                               Funds and other accounts managed by BlackRock
                               divided by the total amount of the offering.

Eligible Foreign Offering      The securities are sold in a public offering
                               conducted under the laws of a country other
                               than the United States and

                               (a) the offering is subject to regulation in
                                   such country by a "foreign financial
                                   regulatory authority," as defined in
                                   Section 2(a)(50) of the Investment Company
                                   Act of 1940;

                               (b) the securities were offered at a fixed
                                   price to all purchasers in the offering
                                   (except for any rights to purchase
                                   securities that are required by law to be
                                   granted to existing security holders of the
                                   issuer);

                               (c) financial statements, prepared and audited
                                   as required or permitted by the appropriate
                                   foreign financial regulatory authority in
                                   such country, for the two years prior to
                                   the offering, were made available to the
                                   public and prospective purchasers in
                                   connection with the offering; and

                               (d) if the issuer is a "domestic issuer," i.e.,
                                   other than a foreign government, a national
                                   of any foreign country, or a corporation or
                                   other organization incorporated or
                                   organized under the laws of any foreign
                                   country, it (1) has a class of securities
                                   registered pursuant to section 12(b) or
                                   12(g) of the Securities Exchange Act of
                                   1934 or is required to file reports
                                   pursuant to section 15(d) of that act, and
                                   (2) has filed all the material required to
                                   be filed pursuant to section 13(a) or 15(d)
                                   of that act for a period of at least 12
                                   months immediately preceding the sale of
                                   securities (or for such shorter period that
                                   the issuer was required to file such
                                   material)

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


TERM                           DEFINITION
Eligible Municipal Securities  The securities:

                               (a) are direct obligations of, or obligations
                                   guaranteed as to principal or interest by,
                                   a State or any political subdivision
                                   thereof, or any agency or instrumentality
                                   of a State or any political subdivision
                                   thereof, or any municipal corporate
                                   instrumentality of one or more States, or
                                   any security which is an industrial
                                   development bond (as defined in section
                                   103(c)(2) of Title 26) the interest on
                                   which is excludable from gross income under
                                   certain provisions of the Internal Revenue
                                   Code;

                               (b) are sufficiently liquid that they can be
                                   sold at or near their carrying value within
                                   a reasonably short period of time; and

                               (c) either

                                   (1) are subject to no greater than moderate
                                       credit risk; or

                                   (2) if the issuer of the municipal
                                       securities, or the entity supplying the
                                       revenues or other payments from which
                                       the issue is to be paid, has been in
                                       continuous operation for less than
                                       three years, including the operation of
                                       any predecessors, the securities are
                                       subject to a minimal or low amount of
                                       credit risk.

                               Also, purchases of municipal securities may not
                               be designated as group sales or otherwise
                               allocated to the account of any prohibited
                               seller (i.e., an affiliated underwriter).

Eligible Rule 144A Offering    The securities are sold in an offering where

                               (a) the securities are offered or sold in
                                   transactions exempt from registration under
                                   Section 4(2) of the Securities Act of 1933,
                                   Rule 144A thereunder, or Rules 501-508
                                   thereunder;

                               (b) the securities were sold to persons that
                                   the seller and any person acting on behalf
                                   of the seller reasonably believe to include
                                   qualified institutional buyers, as defined
                                   in Rule 144A ("QIBs"); and

                               (c) the seller and any person acting on behalf
                                   of the seller reasonably believe that the
                                   securities are eligible for resale to other
                                   QIBs pursuant to Rule 144A.

Government Securities Offering The security is issued or guaranteed as to
                               principal or interest by the United States, or
                               by a person controlled or supervised by and
                               acting as an instrumentality of the Government
                               of the United States pursuant to authority
                               granted by the Congress of the United States;
                               or any certificate of deposit for any of the
                               foregoing.

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


TERM                              DEFINITION
U.S. Registered Public Offering.  The securities offered are registered under
                                  the Securities Act of 1933 that are being
                                  offered to the public.
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.77O RULE 10F-3
<SEQUENCE>17
<FILENAME>77o21.txt
<TEXT>
<PAGE>

                                                            [LOGO OF BLACKROCK]

Rule 10f-3 Transaction Form

Acquisition of Securities During Affiliated Underwritings

PARTICIPATING FUNDS

..   U.S. Registered Funds (Name of Fund, Aladdin Ticker):
    ISHARES INTERNATIONAL HIGH YIELD BOND ETF (ISHHYXU)
    BlackRock Core Bond Trust - High Yield (BHK-HYLD)
    BlackRock Multi-Sector Income Trust - High Yield (BIT-HYLD)
    BlackRock Limited Duration Income Trust - High Yield (BLW-HYLD)
    BlackRock Funds, BlackRock Global Long/Short Credit Fund (BR-GC)
    BlackRock Funds II, High Yield Bond Portfolio (BR-HIYLD)
    BlackRock Multi-Asset Income- European High Yield Portfolio (BR-INC-EHY)
    BlackRock Credit Strategies Income - European High Yield (BR-MSBEUHY)
    Strategic Income Opportunities Fund (BR-SIP)
    BlackRock Debt Strategies Fund, Inc.( DSU)
    BlackRock Corporate High Yield Fund, Inc. (HYT)
    Master Total Return Portfolio of Master Bond LLC (MF-BOND)
    Brighthouse Funds Trust I - BlackRock High Yield Portfolio (MIST-HY)
    AST BlackRock Global Strategies Portfolio (US High Yield) (PRU-AA-HY)

THE OFFERING

KEY CHARACTERISTICS (COMPLETE ALL FIELDS)

Date of                    02-28-2018
Offering Commencement:

Security Type:             BND/CORP

Issuer                     Equinix, Inc (2024)

Selling Underwriter        HSBC Securities (USA) Inc

Affiliated Underwriter(s)  [X] PNC Capital Markets LLC
                           [_] Other:

List of Underwriter(s)     Barclays Bank plc,HSBC Securities (USA) Inc.,ING
                           Bank N.V.,London Branch,Merrill Lynch
                           International,Citigroup Global Markets
                           Inc. ,Goldman Sachs & Co. LLC,J.P. Morgan
                           Securities plc,MUFG Securities EMEA plc,RBC Europe
                           Limited,TD Securities (USA) LLC,Wells Fargo
                           Securities International Limited,BNP Paribas,Mizuho
                           International plc,Morgan Stanley & Co.
                           International plc,PNC Capital Markets
                           LLC,Scotiabank Europe plc,SMBC Nikko Capital
                           Markets Limited,U.S. Bancorp Investments,Inc.

                                                                    Page 1 of 2

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

TRANSACTION DETAILS

Date of Purchase       02-28-2018

Purchase Price/Share   (Euro) 100 or
(PER SHARE / % OF PAR)       $122.12 Total Commission, Spread or Profit  1.000%

1.  Aggregate Principal Amount Purchased (a+b)             (Euro) 39,000,000 or
                                                                $    47,626,800

    a.  US Registered Funds
        (Appendix attached with individual Fund/Client     (Euro)  7,567,000 or
        purchase)                                               $  9,240,820.40

    b.  Other BlackRock Clients                            (Euro) 31,433,000 or
                                                                $ 38,385,979.60

2.  Aggregate Principal Amount of Offering                 (Euro)750,000,000 or
                                                                $    915,900,00

FUND RATIO
[Divide Sum of #1 by #2]
Must be less than 0.25                                                   0.0520

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


LEGAL REQUIREMENTS

OFFERING TYPE (CHECK ONE)

The securities fall into one of the following transaction types (see
Definitions):

[X] U.S. Registered Public Offering... [Issuer must have 3 years of continuous
                                       operations]
[_] Eligible Rule 144A Offering....... [Issuer must have 3 years of continuous
                                       operations]
[_] Eligible Municipal Securities
[_] Eligible Foreign Offering......... [Issuer must have 3 years of continuous
                                       operations]
[_] Government Securities Offering.... [Issuer must have 3 years of continuous
                                       operations]

TIMING AND PRICE (CHECK ONE OR BOTH)

[X] The securities were purchased before the end of the first day on which any
    sales were made, at a price that was not more than the price paid by each
    other purchaser of securities in that offering or in any concurrent
    offering of the securities; and
[_] If the securities are offered for subscription upon exercise of rights, the
    securities were purchased on or before the fourth day before the day on
    which the rights offering terminated.

FIRM COMMITMENT OFFERING (CHECK ONE)

[X] YES  The securities were offered pursuant to an underwriting or similar
[_] NO   agreement under which the underwriters were committed to purchase all
         of the securities being offered, except those purchased by others
         pursuant to a rights offering, if the underwriters purchased any of
         the securities.

NO BENEFIT TO AFFILIATED UNDERWRITER (CHECK ONE)

[X] YES  No affiliated underwriter was a direct or indirect participant in, or
[_] NO   benefited directly or indirectly from, the transaction.

Completed by:             Arushi Bhasin                     Date:   03-06-2018
                          --------------------------------         ------------
                          Global Syndicate Team Member

Approved by:              Steven DeLaura                    Date:   03-06-2018
                          --------------------------------         ------------
                          Global Syndicate Team Member

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

DEFINITIONS

TERM                       DEFINITION
Fund Ratio                 Number appearing at the bottom of page 1 of 2 of
                           the Rule 10f-3 Report form. It is the sum of the
                           Funds' participation in the offering by the Funds
                           and other accounts managed by BlackRock divided by
                           the total amount of the offering.

Eligible Foreign Offering  The securities are sold in a public offering
                           conducted under the laws of a country other than
                           the United States and

                           (a) the offering is subject to regulation in such
                               country by a "foreign financial regulatory
                               authority," as defined in Section 2(a)(50) of
                               the Investment Company Act of 1940;

                           (b) the securities were offered at a fixed price to
                               all purchasers in the offering (except for any
                               rights to purchase securities that are required
                               by law to be granted to existing security
                               holders of the issuer);

                           (c) financial statements, prepared and audited as
                               required or permitted by the appropriate
                               foreign financial regulatory authority in such
                               country, for the two years prior to the
                               offering, were made available to the public and
                               prospective purchasers in connection with the
                               offering; and

                           (d) if the issuer is a "domestic issuer," i.e.,
                               other than a foreign government, a national of
                               any foreign country, or a corporation or other
                               organization incorporated or organized under
                               the laws of any foreign country, it (1) has a
                               class of securities registered pursuant to
                               section 12(b) or 12(g) of the Securities
                               Exchange Act of 1934 or is required to file
                               reports pursuant to section 15(d) of that act,
                               and (2) has filed all the material required to
                               be filed pursuant to section 13(a) or 15(d) of
                               that act for a period of at least 12 months
                               immediately preceding the sale of securities
                               (or for such shorter period that the issuer was
                               required to file such material)

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

TERM                            DEFINITION
Eligible Municipal Securities   The securities:

                                (a) are direct obligations of, or obligations
                                    guaranteed as to principal or interest by,
                                    a State or any political subdivision
                                    thereof, or any agency or instrumentality
                                    of a State or any political subdivision
                                    thereof, or any municipal corporate
                                    instrumentality of one or more States, or
                                    any security which is an industrial
                                    development bond (as defined in section
                                    103(c)(2) of Title 26) the interest on
                                    which is excludable from gross income
                                    under certain provisions of the Internal
                                    Revenue Code;

                                (b) are sufficiently liquid that they can be
                                    sold at or near their carrying value
                                    within a reasonably short period of time;
                                    and

                                (c) either

                                    (1) are subject to no greater than
                                        moderate credit risk; or

                                    (2) if the issuer of the municipal
                                        securities, or the entity supplying
                                        the revenues or other payments from
                                        which the issue is to be paid, has
                                        been in continuous operation for less
                                        than three years, including the
                                        operation of any predecessors, the
                                        securities are subject to a minimal or
                                        low amount of credit risk.

                                Also, purchases of municipal securities may
                                not be designated as group sales or otherwise
                                allocated to the account of any prohibited
                                seller (i.e., an affiliated underwriter).

Eligible Rule 144A Offering     The securities are sold in an offering where

                                (a) the securities are offered or sold in
                                    transactions exempt from registration
                                    under Section 4(2) of the Securities Act
                                    of 1933, Rule 144A thereunder, or Rules
                                    501-508 thereunder;

                                (b) the securities were sold to persons that
                                    the seller and any person acting on behalf
                                    of the seller reasonably believe to
                                    include qualified institutional buyers, as
                                    defined in Rule 144A ("QIBs"); and

                                (c) the seller and any person acting on behalf
                                    of the seller reasonably believe that the
                                    securities are eligible for resale to
                                    other QIBs pursuant to Rule 144A.

Government Securities Offering  The security is issued or guaranteed as to
                                principal or interest by the United States, or
                                by a person controlled or supervised by and
                                acting as an instrumentality of the Government
                                of the United States pursuant to authority
                                granted by the Congress of the United States;
                                or any certificate of deposit for any of the
                                foregoing.

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

TERM                              DEFINITION
U.S. Registered Public Offering.  The securities offered are registered under
                                  the Securities Act of 1933 that are being
                                  offered to the public.
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.77O RULE 10F-3
<SEQUENCE>18
<FILENAME>77o22.txt
<TEXT>
<PAGE>

                                                            [LOGO OF BLACKROCK]

Rule 10f-3 Transaction Form

Acquisition of Securities During Affiliated Underwritings

PARTICIPATING FUNDS

..   U.S. Registered Funds (Name of Fund, Aladdin Ticker):
    BlackRock Core Bond Trust - High Yield (BHK-HYLD)
    BlackRock Multi-Sector Income Trust - High Yield (BIT-HYLD)
    BlackRock Limited Duration Income Trust - High Yield (BLW-HYLD)
    BlackRock Funds II, High Yield Bond Portfolio (BR-HIYLD)
    BlackRock Credit Strategies Income - High Yield (BR-MSBHY)
    BlackRock Global Long Short Credit Fund - High Yield Sleeve (BRGC-HY)
    BlackRock High Yield Portfolio of BlackRock Series Fund, Inc (BVA-HI)
    BlackRock High Yield V.I. Fund (BVA-HY)
    BlackRock Corporate High Yield Fund, Inc. (HYT)
    : Brighthouse Funds Trust I - BlackRock High Yield Portfolio (MIST-HY)
    AST BlackRock Global Strategies Portfolio (US High Yield) (PRU-AA-HY)
    JNL/BlackRock Global Long Short Credit Fund (SMF_CC-GC)

THE OFFERING

KEY CHARACTERISTICS (COMPLETE ALL FIELDS)

Date of                    09-06-2017
Offering Commencement:

Security Type:             BND/CORP

Issuer                     Iron Mountain Incorporated (2027)

Selling Underwriter        J.P. Morgan Securities LLC

Affiliated Underwriter(s)  [X] PNC Capital Markets LLC
                           [_] Other:

List of Underwriter(s)     J.P. Morgan Securities LLC, Wells Fargo Securities,
                           LLC, Merrill Lynch, Pierce, Fenner & Smith
                           Incorporated, Citizens Capital Markets, Inc.,
                           Morgan Stanley & Co. LLC, RBC Capital Markets, LLC,
                           Barclays Capital Inc., Goldman Sachs & Co. LLC,
                           Scotia Capital (USA) Inc., MUFG Securities Americas
                           Inc., PNC Capital Markets LLC., SunTrust Robinson
                           Humphrey, Inc., TD Securities (USA) LLC

TRANSACTION DETAILS

Date of Purchase           09-06-2017

Purchase Price/Share
(PER SHARE / % OF PAR)     $100.00  Total Commission, Spread or Profit   1.250%

1.  Aggregate Principal Amount Purchased (a+b)                      $20,000,000

     a.  US Registered Funds
         (Appendix attached with individual Fund/Client purchase)   $ 6,702,000

                                                                    Page 1 of 2

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

    b.  Other BlackRock Clients                                  $   13,298,000

2.  Aggregate Principal Amount of Offering                       $1,000,000,000

FUND RATIO
[Divide Sum of #1 by #2]
Must be less than 0.25                                                     0.02

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


LEGAL REQUIREMENTS

OFFERING TYPE (CHECK ONE)

The securities fall into one of the following transaction types (see
Definitions):

[X] U.S. Registered Public Offering... [Issuer must have 3 years of continuous
                                       operations]
[_] Eligible Rule 144A Offering....... [Issuer must have 3 years of continuous
                                       operations]
[_] Eligible Municipal Securities
[_] Eligible Foreign Offering......... [Issuer must have 3 years of continuous
                                       operations]
[_] Government Securities Offering.... [Issuer must have 3 years of continuous
                                       operations]

TIMING AND PRICE (CHECK ONE OR BOTH)

[X] The securities were purchased before the end of the first day on which any
    sales were made, at a price that was not more than the price paid by each
    other purchaser of securities in that offering or in any concurrent
    offering of the securities; and
[_] If the securities are offered for subscription upon exercise of rights, the
    securities were purchased on or before the fourth day before the day on
    which the rights offering terminated.

FIRM COMMITMENT OFFERING (CHECK ONE)

[X] YES  The securities were offered pursuant to an underwriting or similar
[_] NO   agreement under which the underwriters were committed to purchase all
         of the securities being offered, except those purchased by others
         pursuant to a rights offering, if the underwriters purchased any of
         the securities.

NO BENEFIT TO AFFILIATED UNDERWRITER (CHECK ONE)

[X] YES  No affiliated underwriter was a direct or indirect participant in, or
[_] NO   benefited directly or indirectly from, the transaction.

Completed by:             Dipankar Banerjee                 Date:   09-08-2017
                          --------------------------------         ------------
                          Global Syndicate Team Member

Approved by:              Steven DeLaura                    Date:   09-08-2017
                          --------------------------------         ------------
                          Global Syndicate Team Member

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


DEFINITIONS

TERM                           DEFINITION
Fund Ratio                     Number appearing at the bottom of page 1 of 2
                               of the Rule 10f-3 Report form. It is the sum of
                               the Funds' participation in the offering by the
                               Funds and other accounts managed by BlackRock
                               divided by the total amount of the offering.

Eligible Foreign Offering      The securities are sold in a public offering
                               conducted under the laws of a country other
                               than the United States and

                               (a) the offering is subject to regulation in
                                   such country by a "foreign financial
                                   regulatory authority," as defined in
                                   Section 2(a)(50) of the Investment Company
                                   Act of 1940;

                               (b) the securities were offered at a fixed
                                   price to all purchasers in the offering
                                   (except for any rights to purchase
                                   securities that are required by law to be
                                   granted to existing security holders of the
                                   issuer);

                               (c) financial statements, prepared and audited
                                   as required or permitted by the appropriate
                                   foreign financial regulatory authority in
                                   such country, for the two years prior to
                                   the offering, were made available to the
                                   public and prospective purchasers in
                                   connection with the offering; and

                               (d) if the issuer is a "domestic issuer," i.e.,
                                   other than a foreign government, a national
                                   of any foreign country, or a corporation or
                                   other organization incorporated or
                                   organized under the laws of any foreign
                                   country, it (1) has a class of securities
                                   registered pursuant to section 12(b) or
                                   12(g) of the Securities Exchange Act of
                                   1934 or is required to file reports
                                   pursuant to section 15(d) of that act, and
                                   (2) has filed all the material required to
                                   be filed pursuant to section 13(a) or 15(d)
                                   of that act for a period of at least 12
                                   months immediately preceding the sale of
                                   securities (or for such shorter period that
                                   the issuer was required to file such
                                   material)

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

TERM                            DEFINITION
Eligible Municipal Securities   The securities:

                                (a) are direct obligations of, or obligations
                                    guaranteed as to principal or interest by,
                                    a State or any political subdivision
                                    thereof, or any agency or instrumentality
                                    of a State or any political subdivision
                                    thereof, or any municipal corporate
                                    instrumentality of one or more States, or
                                    any security which is an industrial
                                    development bond (as defined in section
                                    103(c)(2) of Title 26) the interest on
                                    which is excludable from gross income
                                    under certain provisions of the Internal
                                    Revenue Code;

                                (b) are sufficiently liquid that they can be
                                    sold at or near their carrying value
                                    within a reasonably short period of time;
                                    and

                                (c) either

                                    (1) are subject to no greater than
                                        moderate credit risk; or

                                    (2) if the issuer of the municipal
                                        securities, or the entity supplying
                                        the revenues or other payments from
                                        which the issue is to be paid, has
                                        been in continuous operation for less
                                        than three years, including the
                                        operation of any predecessors, the
                                        securities are subject to a minimal or
                                        low amount of credit risk.

                                Also, purchases of municipal securities may
                                not be designated as group sales or otherwise
                                allocated to the account of any prohibited
                                seller (i.e., an affiliated underwriter).

Eligible Rule 144A Offering     The securities are sold in an offering where

                                (a) the securities are offered or sold in
                                    transactions exempt from registration
                                    under Section 4(2) of the Securities Act
                                    of 1933, Rule 144A thereunder, or Rules
                                    501-508 thereunder;

                                (b) the securities were sold to persons that
                                    the seller and any person acting on behalf
                                    of the seller reasonably believe to
                                    include qualified institutional buyers, as
                                    defined in Rule 144A ("QIBs"); and

                                (c) the seller and any person acting on behalf
                                    of the seller reasonably believe that the
                                    securities are eligible for resale to
                                    other QIBs pursuant to Rule 144A.

Government Securities Offering  The security is issued or guaranteed as to
                                principal or interest by the United States, or
                                by a person controlled or supervised by and
                                acting as an instrumentality of the Government
                                of the United States pursuant to authority
                                granted by the Congress of the United States;
                                or any certificate of deposit for any of the
                                foregoing.

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


TERM                              DEFINITION
U.S. Registered Public Offering.  The securities offered are registered under
                                  the Securities Act of 1933 that are being
                                  offered to the public.
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.77O RULE 10F-3
<SEQUENCE>19
<FILENAME>77o23.txt
<TEXT>
<PAGE>

                                                            [LOGO OF BLACKROCK]

Rule 10f-3 Transaction Form

Acquisition of Securities During Affiliated Underwritings

PARTICIPATING FUNDS

..   U.S. Registered Funds (Name of Fund, Aladdin Ticker):
    BlackRock Core Bond Trust - High Yield (BHK-HYLD)
    BlackRock Multi-Sector Income Trust - High Yield (BIT-HYLD)
    BlackRock Limited Duration Income Trust - High Yield (BLW-HYLD)
    BlackRock Funds II, High Yield Bond Portfolio (BR-HIYLD)
    BlackRock Credit Strategies Income - High Yield (BR-MSBHY)
    BlackRock Global Long Short Credit Fund - High Yield Sleeve (BRGC-HY)
    BlackRock High Yield Portfolio of BlackRock Series Fund, Inc (BVA-HI)
    BlackRock High Yield V.I. Fund (BVA-HY)
    BlackRock Corporate High Yield Fund, Inc. (HYT)
    Brighthouse Funds Trust I - BlackRock High Yield Portfolio (MIST-HY)
    AST BlackRock Global Strategies Portfolio (US High Yield) (PRU-AA-HY)
    JNL/BlackRock Global Long Short Credit Fund (SMF_CC-GC)

THE OFFERING

KEY CHARACTERISTICS (COMPLETE ALL FIELDS)

Date of                    09-15-2017
Offering Commencement:

Security Type:             BND/CORP

Issuer                     Wabash National Corporation (2025)

Selling Underwriter        Morgan Stanley & Co. LLC

Affiliated Underwriter(s)  [X] PNC Capital Markets LLC

List of Underwriter(s)     Morgan Stanley & Co. LLC,Wells Fargo
                           Securities,LLC,BMO Capital Markets Corp,Citizens
                           Capital Markets,Inc.,PNC Capital Markets LLC .
TRANSACTION DETAILS

Date of Purchase           09-15-2017

Purchase Price/Share
(PER SHARE / % OF PAR)     $100  Total Commission, Spread or Profit      1.250%

1.  Aggregate Principal Amount Purchased (a+b)                     $ 28,000,000

    a.  US Registered Funds
        (Appendix attached with individual Fund/Client purchase)   $ 13,795,000

    b.  Other BlackRock Clients                                    $ 14,205,000

2.  Aggregate Principal Amount of Offering                         $325,000,000

                                                                    Page 1 of 2

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

FUND RATIO
[Divide Sum of #1 by #2]
Must be less than 0.25                                                 0.086154

LEGAL REQUIREMENTS

OFFERING TYPE (CHECK ONE)

The securities fall into one of the following transaction types (see
Definitions):

[_] U.S. Registered Public Offering... [Issuer must have 3 years of continuous
                                       operations]
[X] Eligible Rule 144A Offering....... [Issuer must have 3 years of continuous
                                       operations]
[_] Eligible Municipal Securities
[_] Eligible Foreign Offering......... [Issuer must have 3 years of continuous
                                       operations]
[_] Government Securities Offering.... [Issuer must have 3 years of continuous
                                       operations]

TIMING AND PRICE (CHECK ONE OR BOTH)

[X] The securities were purchased before the end of the first day on which any
    sales were made, at a price that was not more than the price paid by each
    other purchaser of securities in that offering or in any concurrent
    offering of the securities; and
[_] If the securities are offered for subscription upon exercise of rights, the
    securities were purchased on or before the fourth day before the day on
    which the rights offering terminated.

FIRM COMMITMENT OFFERING (CHECK ONE)

[X] YES  The securities were offered pursuant to an underwriting or similar
[_] NO   agreement under which the underwriters were committed to purchase all
         of the securities being offered, except those purchased by others
         pursuant to a rights offering, if the underwriters purchased any of
         the securities.

NO BENEFIT TO AFFILIATED UNDERWRITER (CHECK ONE)

[X] YES  No affiliated underwriter was a direct or indirect participant in, or
[_] NO   benefited directly or indirectly from, the transaction.

Completed by:             Arushi Bhasin                     Date:   09-25-2017
                          --------------------------------         ------------
                          Global Syndicate Team Member


Approved by:              Steven DeLaura                    Date:   09-25-2017
                          --------------------------------         ------------
                          Global Syndicate Team Member

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


DEFINITIONS

TERM                           DEFINITION
Fund Ratio                     Number appearing at the bottom of page 1 of 2
                               of the Rule 10f-3 Report form. It is the sum of
                               the Funds' participation in the offering by the
                               Funds and other accounts managed by BlackRock
                               divided by the total amount of the offering.

Eligible Foreign Offering      The securities are sold in a public offering
                               conducted under the laws of a country other
                               than the United States and

                               (a) the offering is subject to regulation in
                                   such country by a "foreign financial
                                   regulatory authority," as defined in
                                   Section 2(a)(50) of the Investment Company
                                   Act of 1940;

                               (b) the securities were offered at a fixed
                                   price to all purchasers in the offering
                                   (except for any rights to purchase
                                   securities that are required by law to be
                                   granted to existing security holders of the
                                   issuer);

                               (c) financial statements, prepared and audited
                                   as required or permitted by the appropriate
                                   foreign financial regulatory authority in
                                   such country, for the two years prior to
                                   the offering, were made available to the
                                   public and prospective purchasers in
                                   connection with the offering; and

                               (d) if the issuer is a "domestic issuer," i.e.,
                                   other than a foreign government, a national
                                   of any foreign country, or a corporation or
                                   other organization incorporated or
                                   organized under the laws of any foreign
                                   country, it (1) has a class of securities
                                   registered pursuant to section 12(b) or
                                   12(g) of the Securities Exchange Act of
                                   1934 or is required to file reports
                                   pursuant to section 15(d) of that act, and
                                   (2) has filed all the material required to
                                   be filed pursuant to section 13(a) or 15(d)
                                   of that act for a period of at least 12
                                   months immediately preceding the sale of
                                   securities (or for such shorter period that
                                   the issuer was required to file such
                                   material)

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


TERM                           DEFINITION
Eligible Municipal Securities  The securities:

                               (a) are direct obligations of, or obligations
                                   guaranteed as to principal or interest by,
                                   a State or any political subdivision
                                   thereof, or any agency or instrumentality
                                   of a State or any political subdivision
                                   thereof, or any municipal corporate
                                   instrumentality of one or more States, or
                                   any security which is an industrial
                                   development bond (as defined in section
                                   103(c)(2) of Title 26) the interest on
                                   which is excludable from gross income under
                                   certain provisions of the Internal Revenue
                                   Code;

                               (b) are sufficiently liquid that they can be
                                   sold at or near their carrying value within
                                   a reasonably short period of time; and

                               (c) either

                                   (1) are subject to no greater than moderate
                                       credit risk; or

                                   (2) if the issuer of the municipal
                                       securities, or the entity supplying the
                                       revenues or other payments from which
                                       the issue is to be paid, has been in
                                       continuous operation for less than
                                       three years, including the operation of
                                       any predecessors, the securities are
                                       subject to a minimal or low amount of
                                       credit risk.

                               Also, purchases of municipal securities may not
                               be designated as group sales or otherwise
                               allocated to the account of any prohibited
                               seller (i.e., an affiliated underwriter).

Eligible Rule 144A Offering    The securities are sold in an offering where

                               (a) the securities are offered or sold in
                                   transactions exempt from registration under
                                   Section 4(2) of the Securities Act of 1933,
                                   Rule 144A thereunder, or Rules 501-508
                                   thereunder;

                               (b) the securities were sold to persons that
                                   the seller and any person acting on behalf
                                   of the seller reasonably believe to include
                                   qualified institutional buyers, as defined
                                   in Rule 144A ("QIBs"); and

                               (c) the seller and any person acting on behalf
                                   of the seller reasonably believe that the
                                   securities are eligible for resale to other
                                   QIBs pursuant to Rule 144A.

Government Securities Offering The security is issued or guaranteed as to
                               principal or interest by the United States, or
                               by a person controlled or supervised by and
                               acting as an instrumentality of the Government
                               of the United States pursuant to authority
                               granted by the Congress of the United States;
                               or any certificate of deposit for any of the
                               foregoing.

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


TERM                              DEFINITION
U.S. Registered Public Offering.  The securities offered are registered under
                                  the Securities Act of 1933 that are being
                                  offered to the public.
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.77O RULE 10F-3
<SEQUENCE>20
<FILENAME>77o24.txt
<TEXT>
<PAGE>

                                                            [LOGO OF BLACKROCK]

Rule 10f-3 Transaction Form

Acquisition of Securities During Affiliated Underwritings

PARTICIPATING FUNDS

..   U.S. Registered Funds (Name of Fund, Aladdin Ticker):
    ISHARES CORE TOTAL USD BOND MARKET ETF (ISHIUSB)
    BlackRock Core Bond Trust - High Yield (BHK-HYLD)
    BlackRock Multi-Sector Income Trust - High Yield (BIT-HYLD)
    BlackRock Limited Duration Income Trust - High Yield (BLW-HYLD)
    BlackRock Funds II, High Yield Bond Portfolio (BR-HIYLD)
    BlackRock Global Long Short Credit Fund - High Yield Sleeve (BRGC-HY)
    BlackRock High Yield Portfolio of BlackRock Series Fund, Inc (BVA-HI)
    BlackRock Corporate High Yield Fund, Inc. (HYT)
    Brighthouse Funds Trust I - BlackRock High Yield Portfolio (MIST-HY)
    AST BlackRock Global Strategies Portfolio (US High Yield) (PRU-AA-HY)

THE OFFERING

KEY CHARACTERISTICS (COMPLETE ALL FIELDS)

Date of                    09-22-2017
Offering Commencement:

Security Type:             BND/CORP

Issuer                     CB Escrow Corp. (2025)

Selling Underwriter        Morgan Stanley & Co. LLC

Affiliated Underwriter(s)  [X] PNC Capital Markets LLC

List of Underwriter(s)     Morgan Stanley & Co. LLC, Barclays Capital Inc, PNC
                           Capital Markets LLC, Citigroup Global Markets Inc,
                           Regions Securities LLC, Citizens Capital Markets,Inc

TRANSACTION DETAILS

Date of Purchase           09-22-2017

Purchase Price/Share
(PER SHARE / % OF PAR)     $100.00 Total Commission, Spread or Profit    1.500%

1.  Aggregate Principal Amount Purchased (a+b)                      $25,000,000

    a.  US Registered Funds
        (Appendix attached with individual Fund/Client purchase)    $15,693,000

    b.  Other BlackRock Clients                                     $ 9,307,000

                                                                    Page 1 of 2

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

2.  Aggregate Principal Amount of Offering                         $350,000,000

FUND RATIO
[Divide Sum of #1 by #2]
Must be less than 0.25                                                  0.07143

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

LEGAL REQUIREMENTS

OFFERING TYPE (CHECK ONE)

The securities fall into one of the following transaction types (see
Definitions):

[_] U.S. Registered Public Offering... [Issuer must have 3 years of continuous
                                       operations]
[X] Eligible Rule 144A Offering....... [Issuer must have 3 years of continuous
                                       operations]
[_] Eligible Municipal Securities
[_] Eligible Foreign Offering......... [Issuer must have 3 years of continuous
                                       operations]
[_] Government Securities Offering.... [Issuer must have 3 years of continuous
                                       operations]

TIMING AND PRICE (CHECK ONE OR BOTH)

[X] The securities were purchased before the end of the first day on which any
    sales were made, at a price that was not more than the price paid by each
    other purchaser of securities in that offering or in any concurrent
    offering of the securities; and
[_] If the securities are offered for subscription upon exercise of rights, the
    securities were purchased on or before the fourth day before the day on
    which the rights offering terminated.

FIRM COMMITMENT OFFERING (CHECK ONE)

[X]  YES  The securities were offered pursuant to an underwriting or similar
[_]  NO   agreement under which the underwriters were committed to purchase
          all of the securities being offered, except those purchased by
          others pursuant to a rights offering, if the underwriters purchased
          any of the securities.

NO BENEFIT TO AFFILIATED UNDERWRITER (CHECK ONE)

[X]  YES  No affiliated underwriter was a direct or indirect participant in,
[_]  NO   or benefited directly or indirectly from, the transaction.

Completed by:              Arushi Bhasin                     Date:  10-05-2017
                           ---------------------------------        -----------
                           Global Syndicate Team Member

Approved by:               Steven DeLaura                    Date:  10-05-2017
                           ---------------------------------        -----------
                           Global Syndicate Team Member

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

DEFINITIONS

TERM                       DEFINITION
Fund Ratio                 Number appearing at the bottom of page 1 of 2 of
                           the Rule 10f-3 Report form. It is the sum of the
                           Funds' participation in the offering by the Funds
                           and other accounts managed by BlackRock divided by
                           the total amount of the offering.

Eligible Foreign Offering  The securities are sold in a public offering
                           conducted under the laws of a country other than
                           the United States and

                           (a) the offering is subject to regulation in such
                               country by a "foreign financial regulatory
                               authority," as defined in Section 2(a)(50) of
                               the Investment Company Act of 1940;

                           (b) the securities were offered at a fixed price to
                               all purchasers in the offering (except for any
                               rights to purchase securities that are required
                               by law to be granted to existing security
                               holders of the issuer);

                           (c) financial statements, prepared and audited as
                               required or permitted by the appropriate
                               foreign financial regulatory authority in such
                               country, for the two years prior to the
                               offering, were made available to the public and
                               prospective purchasers in connection with the
                               offering; and

                           (d) if the issuer is a "domestic issuer," i.e.,
                               other than a foreign government, a national of
                               any foreign country, or a corporation or other
                               organization incorporated or organized under
                               the laws of any foreign country, it (1) has a
                               class of securities registered pursuant to
                               section 12(b) or 12(g) of the Securities
                               Exchange Act of 1934 or is required to file
                               reports pursuant to section 15(d) of that act,
                               and (2) has filed all the material required to
                               be filed pursuant to section 13(a) or 15(d) of
                               that act for a period of at least 12 months
                               immediately preceding the sale of securities
                               (or for such shorter period that the issuer was
                               required to file such material)

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

TERM                            DEFINITION
Eligible Municipal Securities   The securities:

                                (a) are direct obligations of, or obligations
                                    guaranteed as to principal or interest by,
                                    a State or any political subdivision
                                    thereof, or any agency or instrumentality
                                    of a State or any political subdivision
                                    thereof, or any municipal corporate
                                    instrumentality of one or more States, or
                                    any security which is an industrial
                                    development bond (as defined in section
                                    103(c)(2) of Title 26) the interest on
                                    which is excludable from gross income
                                    under certain provisions of the Internal
                                    Revenue Code;

                                (b) are sufficiently liquid that they can be
                                    sold at or near their carrying value
                                    within a reasonably short period of time;
                                    and

                                (c) either

                                    (1) are subject to no greater than
                                        moderate credit risk; or

                                    (2) if the issuer of the municipal
                                        securities, or the entity supplying
                                        the revenues or other payments from
                                        which the issue is to be paid, has
                                        been in continuous operation for less
                                        than three years, including the
                                        operation of any predecessors, the
                                        securities are subject to a minimal or
                                        low amount of credit risk.

                                Also, purchases of municipal securities may
                                not be designated as group sales or otherwise
                                allocated to the account of any prohibited
                                seller (i.e., an affiliated underwriter).

Eligible Rule 144A Offering     The securities are sold in an offering where

                                (a) the securities are offered or sold in
                                    transactions exempt from registration
                                    under Section 4(2) of the Securities Act
                                    of 1933, Rule 144A thereunder, or Rules
                                    501-508 thereunder;

                                (b) the securities were sold to persons that
                                    the seller and any person acting on behalf
                                    of the seller reasonably believe to
                                    include qualified institutional buyers, as
                                    defined in Rule 144A ("QIBs"); and

                                (c) the seller and any person acting on behalf
                                    of the seller reasonably believe that the
                                    securities are eligible for resale to
                                    other QIBs pursuant to Rule 144A.

Government Securities Offering  The security is issued or guaranteed as to
                                principal or interest by the United States, or
                                by a person controlled or supervised by and
                                acting as an instrumentality of the Government
                                of the United States pursuant to authority
                                granted by the Congress of the United States;
                                or any certificate of deposit for any of the
                                foregoing.

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

TERM                              DEFINITION
U.S. Registered Public Offering.  The securities offered are registered under
                                  the Securities Act of 1933 that are being
                                  offered to the public.
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.77O RULE 10F-3
<SEQUENCE>21
<FILENAME>77o27.txt
<TEXT>
<PAGE>

                                                            [LOGO OF BLACKROCK]

Rule 10f-3 Transaction Form

Acquisition of Securities During Affiliated Underwritings

PARTICIPATING FUNDS

..   U.S. Registered Funds (Name of Fund, Aladdin Ticker):
    ISHARES CORE TOTAL USD BOND MARKET ETF (ISHIUSB)
    BlackRock Funds II, High Yield Bond Portfolio (BR-HIYLD)
    AST BlackRock Global Strategies Portfolio (US High Yield) (PRU-AA-HY)
    BlackRock Multi-Sector Income Trust - High Yield (BIT-HYLD)
    BlackRock Limited Duration Income Trust - High Yield (BLW-HYLD)
    BlackRock Credit Strategies Income - High Yield (BR-MSBHY)
    BlackRock Global Long Short Credit Fund - High Yield Sleeve (BRGC-HY)
    BlackRock High Yield Portfolio of BlackRock Series Fund, Inc (BVA-HI)
    BlackRock High Yield V.I. Fund (BVA-HY)
    BlackRock Corporate High Yield Fund, Inc. (HYT)
    Brighthouse Funds Trust I - BlackRock High Yield Portfolio (MIST-HY)
    JNL/BlackRock Global Long Short Credit Fund (SMF_CC-GC)

THE OFFERING

KEY CHARACTERISTICS (COMPLETE ALL FIELDS)

Date of                    10-02-2017
Offering Commencement:

Security Type:             BND/CORP

Issuer                     Scientific Games International, Inc. (2025)

Selling Underwriter        J.P. Morgan Securities LLC

Affiliated Underwriter(s)  [X] PNC Capital Markets LLC
                           [_] Other:

List of Underwriter(s)     J.P. Morgan Securities LLC, Merrill Lynch, Pierce,
                           Fenner & Smith Incorporated, Macquarie Capital
                           (USA) Inc., Credit Suisse Securities (USA) LLC,
                           Fifth Third Securities, Inc.,Goldman Sachs & Co.
                           LLC and PNC Capital Markets LLC

TRANSACTION DETAILS

Date of Purchase           10-02-2017

Purchase Price/Share
(PER SHARE / % OF PAR)     $100 Total Commission, Spread or Profit        1.50%

1.  Aggregate Principal Amount Purchased (a+b)                      $18,450,000

    a.  US Registered Funds
        (Appendix attached with individual Fund/Client purchase)    $ 9,841,000

    b.  Other BlackRock Clients                                     $ 8,609,000

                                                                    Page 1 of 2

<PAGE>

Rule 10f-3 Report - Definitions                          [LOGO OF BLACKROCK]

2.  Aggregate Principal Amount of Offering                         $350,000,000

FUND RATIO
[Divide Sum of #1 by #2]
Must be less than 0.25                                                    0.052

<PAGE>

Rule 10f-3 Report - Definitions                          [LOGO OF BLACKROCK]

LEGAL REQUIREMENTS

OFFERING TYPE (CHECK ONE)

The securities fall into one of the following transaction types (see
Definitions):

[_] U.S. Registered Public Offering... [Issuer must have 3 years of continuous
                                       operations]
[X] Eligible Rule 144A Offering....... [Issuer must have 3 years of continuous
                                       operations]
[_] Eligible Municipal Securities
[_] Eligible Foreign Offering......... [Issuer must have 3 years of continuous
                                       operations]
[_] Government Securities Offering.... [Issuer must have 3 years of continuous
                                       operations]

TIMING AND PRICE (CHECK ONE OR BOTH)

[X] The securities were purchased before the end of the first day on which any
    sales were made, at a price that was not more than the price paid by each
    other purchaser of securities in that offering or in any concurrent
    offering of the securities; and
[_] If the securities are offered for subscription upon exercise of rights, the
    securities were purchased on or before the fourth day before the day on
    which the rights offering terminated.

FIRM COMMITMENT OFFERING (CHECK ONE)

[X] YES  The securities were offered pursuant to an underwriting or similar
[_] NO   agreement under which the underwriters were committed to purchase all
         of the securities being offered, except those purchased by others
         pursuant to a rights offering, if the underwriters purchased any of
         the securities.

NO BENEFIT TO AFFILIATED UNDERWRITER (CHECK ONE)

[X] YES  No affiliated underwriter was a direct or indirect participant in, or
[_] NO   benefited directly or indirectly from, the transaction.

Completed by:            Arushi Bhasin                      Date:   10-12-2017
                         ---------------------------------         ------------
                         Global Syndicate Team Member

Approved by:             Betsy Mathews                      Date:   12-11-2017
                         ---------------------------------         ------------
                         Global Syndicate Team Member

<PAGE>

Rule 10f-3 Report - Definitions                          [LOGO OF BLACKROCK]

DEFINITIONS

TERM                       DEFINITION
Fund Ratio                 Number appearing at the bottom of page 1 of 2 of
                           the Rule 10f-3 Report form. It is the sum of the
                           Funds' participation in the offering by the Funds
                           and other accounts managed by BlackRock divided by
                           the total amount of the offering.

Eligible Foreign Offering  The securities are sold in a public offering
                           conducted under the laws of a country other than
                           the United States and

                           (a) the offering is subject to regulation in such
                               country by a "foreign financial regulatory
                               authority," as defined in Section 2(a)(50) of
                               the Investment Company Act of 1940;

                           (b) the securities were offered at a fixed price to
                               all purchasers in the offering (except for any
                               rights to purchase securities that are required
                               by law to be granted to existing security
                               holders of the issuer);

                           (c) financial statements, prepared and audited as
                               required or permitted by the appropriate
                               foreign financial regulatory authority in such
                               country, for the two years prior to the
                               offering, were made available to the public and
                               prospective purchasers in connection with the
                               offering; and

                           (d) if the issuer is a "domestic issuer," i.e.,
                               other than a foreign government, a national of
                               any foreign country, or a corporation or other
                               organization incorporated or organized under
                               the laws of any foreign country, it (1) has a
                               class of securities registered pursuant to
                               section 12(b) or 12(g) of the Securities
                               Exchange Act of 1934 or is required to file
                               reports pursuant to section 15(d) of that act,
                               and (2) has filed all the material required to
                               be filed pursuant to section 13(a) or 15(d) of
                               that act for a period of at least 12 months
                               immediately preceding the sale of securities
                               (or for such shorter period that the issuer was
                               required to file such material)

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

TERM                            DEFINITION
Eligible Municipal Securities   The securities:

                                (a) are direct obligations of, or obligations
                                    guaranteed as to principal or interest by,
                                    a State or any political subdivision
                                    thereof, or any agency or instrumentality
                                    of a State or any political subdivision
                                    thereof, or any municipal corporate
                                    instrumentality of one or more States, or
                                    any security which is an industrial
                                    development bond (as defined in section
                                    103(c)(2) of Title 26) the interest on
                                    which is excludable from gross income
                                    under certain provisions of the Internal
                                    Revenue Code;

                                (b) are sufficiently liquid that they can be
                                    sold at or near their carrying value
                                    within a reasonably short period of time;
                                    and

                                (c) either

                                    (1) are subject to no greater than
                                        moderate credit risk; or

                                    (2) if the issuer of the municipal
                                        securities, or the entity supplying
                                        the revenues or other payments from
                                        which the issue is to be paid, has
                                        been in continuous operation for less
                                        than three years, including the
                                        operation of any predecessors, the
                                        securities are subject to a minimal or
                                        low amount of credit risk.

                                Also, purchases of municipal securities may
                                not be designated as group sales or otherwise
                                allocated to the account of any prohibited
                                seller (i.e., an affiliated underwriter).

Eligible Rule 144A Offering     The securities are sold in an offering where

                                (a) the securities are offered or sold in
                                    transactions exempt from registration
                                    under Section 4(2) of the Securities Act
                                    of 1933, Rule 144A thereunder, or Rules
                                    501-508 thereunder;

                                (b) the securities were sold to persons that
                                    the seller and any person acting on behalf
                                    of the seller reasonably believe to
                                    include qualified institutional buyers, as
                                    defined in Rule 144A ("QIBs"); and

                                (c) the seller and any person acting on behalf
                                    of the seller reasonably believe that the
                                    securities are eligible for resale to
                                    other QIBs pursuant to Rule 144A.

Government Securities Offering  The security is issued or guaranteed as to
                                principal or interest by the United States, or
                                by a person controlled or supervised by and
                                acting as an instrumentality of the Government
                                of the United States pursuant to authority
                                granted by the Congress of the United States;
                                or any certificate of deposit for any of the
                                foregoing.

<PAGE>

Rule 10f-3 Report - Definitions                          [LOGO OF BLACKROCK]

TERM                              DEFINITION
U.S. Registered Public Offering.  The securities offered are registered under
                                  the Securities Act of 1933 that are being
                                  offered to the public.
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.77O RULE 10F-3
<SEQUENCE>22
<FILENAME>77o28.txt
<TEXT>
<PAGE>

                                                             LOGO OF BLACKROCK]

Rule 10f-3 Transaction Form

Acquisition of Securities During Affiliated Underwritings

PARTICIPATING FUNDS

..   U.S. Registered Funds (Name of Fund, Aladdin Ticker):
    ISHARES CORE TOTAL USD BOND MARKET ETF (ISHIUSB)
    BlackRock Core Bond Trust - High Yield (BHK-HYLD)
    BlackRock Multi-Sector Income Trust - High Yield (BIT-HYLD)
    BlackRock Limited Duration Income Trust - High Yield (BLW-HYLD)
    BlackRock Funds II, High Yield Bond Portfolio (BR-HIYLD)
    BlackRock Credit Strategies Income - High Yield (BR-MSBHY)
    BlackRock Global Long Short Credit Fund - High Yield Sleeve (BRGC-HY)
    BlackRock High Yield Portfolio of BlackRock Series Fund, Inc (BVA-HI)
    BlackRock High Yield V.I. Fund (BVA-HY)
    BlackRock Corporate High Yield Fund, Inc. (HYT)
    : Brighthouse Funds Trust I - BlackRock High Yield Portfolio (MIST-HY)
    AST BlackRock Global Strategies Portfolio (US High Yield) (PRU-AA-HY)
    JNL/BlackRock Global Long Short Credit Fund (SMF_CC-GC)

THE OFFERING

KEY CHARACTERISTICS (COMPLETE ALL FIELDS)

Date of                    10-04-2017
Offering Commencement:

Security Type:             BND/CORP

Issuer                     Hologic, Inc. (2025)

Selling Underwriter        Goldman Sachs & Co. LLC

Affiliated Underwriter(s)  [X] PNC Capital Markets LLC
                           [_] Other:

List of Underwriter(s)     Goldman Sachs & Co. LLC, J.P. Morgan Securities
                           LLC, Merrill Lynch, Pierce, Fenner & Smith
                           Incorporated, MUFG Securities Americas Inc.,
                           Citigroup Global Markets Inc., HSBC Securities
                           (USA) Inc., DNB Markets, Inc., SMBC Nikko
                           Securities America, Inc., Wells Fargo Securities,
                           LLC, Morgan Stanley & Co. LLC, Fifth Third
                           Securities, Inc., Scotia Capital (USA) Inc., PNC
                           Capital Markets LLC, TD Securities (USA) LLC,
                           Mizuho Securities USA LLC, Citizens Capital
                           Markets, Inc., KeyBanc Capital Markets Inc., Janney
                           Montgomery Scott LLC

TRANSACTION DETAILS

Date of Purchase           10-04-2017

Purchase Price/Share
(PER SHARE / % OF PAR)     $100  Total Commission, Spread or Profit   1.250%

                                                                    Page 1 of 2

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

1.    Aggregate Principal Amount Purchased (a+b)                   $ 14,000,000

   a.  US Registered Funds (Appendix attached with individual
       Fund/Client purchase)                                       $  6,704,000

   b.  Other BlackRock Clients                                     $  7,296,000

2.   Aggregate Principal Amount of Offering                        $350,000,000

FUND RATIO
[Divide Sum of #1 by #2]
Must be less than 0.25                                                     0.04

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


LEGAL REQUIREMENTS

OFFERING TYPE (CHECK ONE)

The securities fall into one of the following transaction types (see
Definitions):

[_] U.S. Registered Public Offering... [Issuer must have 3 years of continuous
                                       operations]
[X] Eligible Rule 144A Offering....... [Issuer must have 3 years of continuous
                                       operations]
[_] Eligible Municipal Securities
[_] Eligible Foreign Offering......... [Issuer must have 3 years of continuous
                                       operations]
[_] Government Securities Offering.... [Issuer must have 3 years of continuous
                                       operations]

TIMING AND PRICE (CHECK ONE OR BOTH)

[X] The securities were purchased before the end of the first day on which any
    sales were made, at a price that was not more than the price paid by each
    other purchaser of securities in that offering or in any concurrent
    offering of the securities; and
[_] If the securities are offered for subscription upon exercise of rights, the
    securities were purchased on or before the fourth day before the day on
    which the rights offering terminated.

FIRM COMMITMENT OFFERING (CHECK ONE)

[X] YES  The securities were offered pursuant to an underwriting or similar
         agreement
[_] NO   under which the underwriters were committed to purchase all of the
         securities being offered, except those purchased by others pursuant
         to a rights offering, if the underwriters purchased any of the
         securities.

NO BENEFIT TO AFFILIATED UNDERWRITER (CHECK ONE)

[X] YES  No affiliated underwriter was a direct or indirect participant in, or
[_] NO   benefited directly or indirectly from, the transaction.

Completed by:             Dipankar Banerjee                 Date:   10-10-2017
                          --------------------------------         ------------
                          Global Syndicate Team Member

Approved by:              Steven DeLaura                    Date:   10-10-2017
                          --------------------------------         ------------
                          Global Syndicate Team Member

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

DEFINITIONS

TERM                       DEFINITION
Fund Ratio                 Number appearing at the bottom of page 1 of 2 of
                           the Rule 10f-3 Report form. It is the sum of the
                           Funds' participation in the offering by the Funds
                           and other accounts managed by BlackRock divided by
                           the total amount of the offering.

Eligible Foreign Offering  The securities are sold in a public offering
                           conducted under the laws of a country other than
                           the United States and

                           (a) the offering is subject to regulation in such
                               country by a "foreign financial regulatory
                               authority," as defined in Section 2(a)(50) of
                               the Investment Company Act of 1940;

                           (b) the securities were offered at a fixed price to
                               all purchasers in the offering (except for any
                               rights to purchase securities that are required
                               by law to be granted to existing security
                               holders of the issuer);

                           (c) financial statements, prepared and audited as
                               required or permitted by the appropriate
                               foreign financial regulatory authority in such
                               country, for the two years prior to the
                               offering, were made available to the public and
                               prospective purchasers in connection with the
                               offering; and

                           (d) if the issuer is a "domestic issuer," i.e.,
                               other than a foreign government, a national of
                               any foreign country, or a corporation or other
                               organization incorporated or organized under
                               the laws of any foreign country, it (1) has a
                               class of securities registered pursuant to
                               section 12(b) or 12(g) of the Securities
                               Exchange Act of 1934 or is required to file
                               reports pursuant to section 15(d) of that act,
                               and (2) has filed all the material required to
                               be filed pursuant to section 13(a) or 15(d) of
                               that act for a period of at least 12 months
                               immediately preceding the sale of securities
                               (or for such shorter period that the issuer was
                               required to file such material)

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

TERM                            DEFINITION
Eligible Municipal Securities   The securities:
                                (a) are direct obligations of, or obligations
                                    guaranteed as to principal or interest by,
                                    a State or any political subdivision
                                    thereof, or any agency or instrumentality
                                    of a State or any political subdivision
                                    thereof, or any municipal corporate
                                    instrumentality of one or more States, or
                                    any security which is an industrial
                                    development bond (as defined in section
                                    103(c)(2) of Title 26) the interest on
                                    which is excludable from gross income
                                    under certain provisions of the Internal
                                    Revenue Code;

                                (b) are sufficiently liquid that they can be
                                    sold at or near their carrying value
                                    within a reasonably short period of time;
                                    and

                                (c) either

                                    (1) are subject to no greater than
                                        moderate credit risk; or

                                    (2) if the issuer of the municipal
                                        securities, or the entity supplying
                                        the revenues or other payments from
                                        which the issue is to be paid, has
                                        been in continuous operation for less
                                        than three years, including the
                                        operation of any predecessors, the
                                        securities are subject to a minimal or
                                        low amount of credit risk.

                                Also, purchases of municipal securities may
                                not be designated as group sales or otherwise
                                allocated to the account of any prohibited
                                seller (i.e., an affiliated underwriter).

Eligible Rule 144A Offering     The securities are sold in an offering where

                                (a) the securities are offered or sold in
                                    transactions exempt from registration
                                    under Section 4(2) of the Securities Act
                                    of 1933, Rule 144A thereunder, or Rules
                                    501-508 thereunder;

                                (b) the securities were sold to persons that
                                    the seller and any person acting on behalf
                                    of the seller reasonably believe to
                                    include qualified institutional buyers, as
                                    defined in Rule 144A ("QIBs"); and

                                (c) the seller and any person acting on behalf
                                    of the seller reasonably believe that the
                                    securities are eligible for resale to
                                    other QIBs pursuant to Rule 144A.

Government Securities Offering  The security is issued or guaranteed as to
                                principal or interest by the United States, or
                                by a person controlled or supervised by and
                                acting as an instrumentality of the Government
                                of the United States pursuant to authority
                                granted by the Congress of the United States;
                                or any certificate of deposit for any of the
                                foregoing.

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

TERM                              DEFINITION
U.S. Registered Public Offering.  The securities offered are registered under
                                  the Securities Act of 1933 that are being
                                  offered to the public.
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.77O RULE 10F-3
<SEQUENCE>23
<FILENAME>77o29.txt
<TEXT>
<PAGE>

                                                            [LOGO OF BLACKROCK]

Rule 10f-3 Transaction Form

Acquisition of Securities During Affiliated Underwritings

PARTICIPATING FUNDS

..   U.S. Registered Funds (Name of Fund, Aladdin Ticker):
    ISHARES US & INTL HIGH YIELD CORP BOND ETF (ISHGHYG)
    ISHARES IBOXX $ HIGH YIELD CORPORATE BOND ETF (ISHHYLD)
    ISHARES CORE TOTAL USD BOND MARKET ETF (ISHIUSB)
    BlackRock Core Bond Trust - High Yield (BHK-HYLD)
    BlackRock Multi-Sector Income Trust - High Yield (BIT-HYLD)
    BlackRock Limited Duration Income Trust - High Yield (BLW-HYLD)
    BlackRock Funds II, High Yield Bond Portfolio (BR-HIYLD)
    BlackRock Credit Strategies Income - High Yield (BR-MSBHY)
    BlackRock Global Long Short Credit Fund - High Yield Sleeve (BRGC-HY)
    BlackRock High Yield Portfolio of BlackRock Series Fund, Inc (BVA-HI)
    BlackRock High Yield V.I. Fund (BVA-HY)
    BlackRock Corporate High Yield Fund, Inc. (HYT)
    : Brighthouse Funds Trust I - BlackRock High Yield Portfolio (MIST-HY)
    AST BlackRock Global Strategies Portfolio (US High Yield) (PRU-AA-HY)
    JNL/BlackRock Global Long Short Credit Fund (SMF_CC-GC)

THE OFFERING

KEY CHARACTERISTICS (COMPLETE ALL FIELDS)

Date of                    10-05-2017
Offering Commencement:

Security Type:             BND/CORP

Issuer                     Gulfport Energy Corporation (2026)

Selling Underwriter        J.P. Morgan Securities LLC

Affiliated Underwriter(s)  [X] PNC Capital Markets LLC
                           [_] Other:

List of Underwriter(s)     J.P. Morgan Securities LLC, Scotia Capital (USA)
                           Inc., KeyBanc Capital Markets Inc., PNC Capital
                           Markets LLC, Barclays Capital Inc., Credit Suisse
                           Securities (USA) LLC, BBVA Securities Inc., U.S.
                           Bancorp Investments, Inc., Commonwealth Bank of
                           Australia, ABN AMRO Securities (USA) LLC, BOK
                           Financial Securities, Inc., CIBC World Markets
                           Corp., Fifth Third Securities, Inc., IBERIA Capital
                           Partners L.L.C., Morgan Stanley & Co. LLC, Samuel
                           A. Ramirez & Company, Inc.

TRANSACTION DETAILS

Date of Purchase         10-05-2017

Purchase Price/Share
(PER SHARE / % OF PAR)   $100  Total Commission, Spread or Profit        1.000%

                                                                    Page 1 of 2

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

1.  Aggregate Principal Amount Purchased (a+b)                      $42,000,000

     a.  US Registered Funds (Appendix attached with individual
         Fund/Client purchase)                                      $20,549,000

     b.  Other BlackRock Clients                                    $21,451,000

2.  Aggregate Principal Amount of Offering                         $450,000,000

Fund Ratio
[Divide Sum of #1 by #2
]Must be less than 0.25                                                 0.09333

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

LEGAL REQUIREMENTS

OFFERING TYPE (CHECK ONE)

The securities fall into one of the following transaction types (see
Definitions):

[_] U.S. Registered Public Offering... [Issuer must have 3 years of continuous
                                       operations]
[X] Eligible Rule 144A Offering....... [Issuer must have 3 years of continuous
                                       operations]
[_] Eligible Municipal Securities
[_] Eligible Foreign Offering......... [Issuer must have 3 years of continuous
                                       operations]
[_] Government Securities Offering.... [Issuer must have 3 years of continuous
                                       operations]

TIMING AND PRICE (CHECK ONE OR BOTH)

[X] The securities were purchased before the end of the first day on which any
    sales were made, at a price that was not more than the price paid by each
    other purchaser of securities in that offering or in any concurrent
    offering of the securities; and
[_] If the securities are offered for subscription upon exercise of rights, the
    securities were purchased on or before the fourth day before the day on
    which the rights offering terminated.

FIRM COMMITMENT OFFERING (CHECK ONE)

[X] YES  The securities were offered pursuant to an underwriting or similar
[_] NO   agreement under which the underwriters were committed to purchase all
         of the securities being offered, except those purchased by others
         pursuant to a rights offering, if the underwriters purchased any of
         the securities.

NO BENEFIT TO AFFILIATED UNDERWRITER (CHECK ONE)

[X] YES  No affiliated underwriter was a direct or indirect participant in, or
[_] NO   benefited directly or indirectly from, the transaction.

Completed by:             Dipankar Banerjee                 Date:   10-10-2017
                          --------------------------------         ------------
                          Global Syndicate Team Member

Approved by:              Steven DeLaura                    Date:   10-10-2017
                          --------------------------------         ------------
                          Global Syndicate Team Member

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

DEFINITIONS

TERM                       DEFINITION
Fund Ratio                 Number appearing at the bottom of page 1 of 2 of
                           the Rule 10f-3 Report form. It is the sum of the
                           Funds' participation in the offering by the Funds
                           and other accounts managed by BlackRock divided by
                           the total amount of the offering.

Eligible Foreign Offering  The securities are sold in a public offering
                           conducted under the laws of a country other than
                           the United States and

                           (a) the offering is subject to regulation in such
                               country by a "foreign financial regulatory
                               authority," as defined in Section 2(a)(50) of
                               the Investment Company Act of 1940;

                           (b) the securities were offered at a fixed price to
                               all purchasers in the offering (except for any
                               rights to purchase securities that are required
                               by law to be granted to existing security
                               holders of the issuer);

                           (c) financial statements, prepared and audited as
                               required or permitted by the appropriate
                               foreign financial regulatory authority in such
                               country, for the two years prior to the
                               offering, were made available to the public and
                               prospective purchasers in connection with the
                               offering; and

                           (d) if the issuer is a "domestic issuer," i.e.,
                               other than a foreign government, a national of
                               any foreign country, or a corporation or other
                               organization incorporated or organized under
                               the laws of any foreign country, it (1) has a
                               class of securities registered pursuant to
                               section 12(b) or 12(g) of the Securities
                               Exchange Act of 1934 or is required to file
                               reports pursuant to section 15(d) of that act,
                               and (2) has filed all the material required to
                               be filed pursuant to section 13(a) or 15(d) of
                               that act for a period of at least 12 months
                               immediately preceding the sale of securities
                               (or for such shorter period that the issuer was
                               required to file such material)

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

TERM                            DEFINITION
Eligible Municipal Securities   The securities:

                                (a) are direct obligations of, or obligations
                                    guaranteed as to principal or interest by,
                                    a State or any political subdivision
                                    thereof, or any agency or instrumentality
                                    of a State or any political subdivision
                                    thereof, or any municipal corporate
                                    instrumentality of one or more States, or
                                    any security which is an industrial
                                    development bond (as defined in section
                                    103(c)(2) of Title 26) the interest on
                                    which is excludable from gross income
                                    under certain provisions of the Internal
                                    Revenue Code;

                                (b) are sufficiently liquid that they can be
                                    sold at or near their carrying value
                                    within a reasonably short period of time;
                                    and

                                (c) either

                                    (1) are subject to no greater than
                                        moderate credit risk; or

                                    (2) if the issuer of the municipal
                                        securities, or the entity supplying
                                        the revenues or other payments from
                                        which the issue is to be paid, has
                                        been in continuous operation for less
                                        than three years, including the
                                        operation of any predecessors, the
                                        securities are subject to a minimal or
                                        low amount of credit risk.

                                Also, purchases of municipal securities may
                                not be designated as group sales or otherwise
                                allocated to the account of any prohibited
                                seller (i.e., an affiliated underwriter).

Eligible Rule 144A Offering     The securities are sold in an offering where

                                (a) the securities are offered or sold in
                                    transactions exempt from registration
                                    under Section 4(2) of the Securities Act
                                    of 1933, Rule 144A thereunder, or Rules
                                    501-508 thereunder;

                                (b) the securities were sold to persons that
                                    the seller and any person acting on behalf
                                    of the seller reasonably believe to
                                    include qualified institutional buyers, as
                                    defined in Rule 144A ("QIBs"); and

                                (c) the seller and any person acting on behalf
                                    of the seller reasonably believe that the
                                    securities are eligible for resale to
                                    other QIBs pursuant to Rule 144A.

Government Securities Offering  The security is issued or guaranteed as to
                                principal or interest by the United States, or
                                by a person controlled or supervised by and
                                acting as an instrumentality of the Government
                                of the United States pursuant to authority
                                granted by the Congress of the United States;
                                or any certificate of deposit for any of the
                                foregoing.

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

TERM                              DEFINITION
U.S. Registered Public Offering.  The securities offered are registered under
                                  the Securities Act of 1933 that are being
                                  offered to the public.
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.77O RULE 10F-3
<SEQUENCE>24
<FILENAME>77o33.txt
<TEXT>
<PAGE>

                                                            [LOGO OF BLACKROCK]

Rule 10f-3 Transaction Form

Acquisition of Securities During Affiliated Underwritings

PARTICIPATING FUNDS

..   U.S. Registered Funds (Name of Fund, Aladdin Ticker):
    BlackRock Limited Duration Income Trust - High Yield (BLW-HYLD)
    BlackRock Funds II, High Yield Bond Portfolio (BR-HIYLD)
    BlackRock Credit Strategies Income - High Yield (BR-MSBHY)
    BlackRock Global Long Short Credit Fund - High Yield Sleeve (BRGC-HY)
    BlackRock High Yield Portfolio of BlackRock Series Fund, Inc (BVA-HI)
    BlackRock High Yield V.I. Fund (BVA-HY)
    BlackRock Corporate High Yield Fund, Inc. (HYT)
    : Brighthouse Funds Trust I - BlackRock High Yield Portfolio (MIST-HY)
    AST BlackRock Global Strategies Portfolio (US High Yield) (PRU-AA-HY)
    JNL/BlackRock Global Long Short Credit Fund (SMF_CC-GC)
    BlackRock Core Bond Trust - High Yield (BHK-HYLD)
    BlackRock Multi-Sector Income Trust - High Yield (BIT-HYLD)

THE OFFERING

KEY CHARACTERISTICS (COMPLETE ALL FIELDS)

Date of                    10-30-2017
Offering Commencement:

Security Type:             BND/CORP

Issuer                     Consol Mining Corp (2025)

Selling Underwriter        J.P. Morgan Securities LLC

Affiliated Underwriter(s)  [X] PNC Capital Markets LLC
                           [_] Other:

List of Underwriter(s)     J.P. Morgan Securities LLC, Merill Lynch, Pierce,,
                           Fenner & Smith Incorporated, Credit Suisse
                           Securities (USA), LLC, Citigroup Global Markets
                           Inc., PNC Capital Markets LLC, Goldman Sachs & Co.
                           LLC, The Huntington Investment Company, Stifel,
                           Nicolaus & Company Incorporated, Clarksons Platou
                           Securities, Inc., Seaport Global Securities LLC,
                           FBR Capital Markets & Co.
TRANSACTION DETAILS

Date of Purchase           10-30-2017

Purchase Price/Share
(PER SHARE / % OF PAR)     $100  Total Commission, Spread or Profit        2.0%

1.  Aggregate Principal Amount Purchased (a+b)                      $65,000,000

    a.  US Registered Funds
        (Appendix attached with individual Fund/Client purchase)    $34,460,000

                                                                    Page 1 of 2

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


    b.  Other BlackRock Clients                                  $ 30,540,000

2.  Aggregate Principal Amount of Offering                       $300,000,000

FUND RATIO
[Divide Sum of #1 by #2]
Must be less than 0.25                                                  0.216

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

LEGAL REQUIREMENTS

OFFERING TYPE (CHECK ONE)

The securities fall into one of the following transaction types (see
Definitions):

[_] U.S. Registered Public Offering... [Issuer must have 3 years of continuous
                                       operations]
[X] Eligible Rule 144A Offering....... [Issuer must have 3 years of continuous
                                       operations]
[_] Eligible Municipal Securities
[_] Eligible Foreign Offering......... [Issuer must have 3 years of continuous
                                       operations]
[_] Government Securities Offering.... [Issuer must have 3 years of continuous
                                       operations]

TIMING AND PRICE (CHECK ONE OR BOTH)

[X] The securities were purchased before the end of the first day on which any
    sales were made, at a price that was not more than the price paid by each
    other purchaser of securities in that offering or in any concurrent
    offering of the securities; and
[_] If the securities are offered for subscription upon exercise of rights, the
    securities were purchased on or before the fourth day before the day on
    which the rights offering terminated.

FIRM COMMITMENT OFFERING (CHECK ONE)

[X] YES  The securities were offered pursuant to an underwriting or similar
[_] NO   agreement under which the underwriters were committed to purchase all
         of the securities being offered, except those purchased by others
         pursuant to a rights offering, if the underwriters purchased any of
         the securities.

NO BENEFIT TO AFFILIATED UNDERWRITER (CHECK ONE)

[X] YES  No affiliated underwriter was a direct or indirect participant in, or
[_] NO   benefited directly or indirectly from, the transaction.

Completed by:             Alisha Khan                       Date:   11-13-2017
                          --------------------------------         ------------
                          Global Syndicate Team Member

Approved by:              Betsy Mathews                     Date:   12-20-2017
                          --------------------------------         ------------
                          Global Syndicate Team Member

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


DEFINITIONS

TERM                                    DEFINITION
Fund Ratio                              Number appearing at the bottom of page
                                        1 of 2 of the Rule 10f-3 Report form.
                                        It is the sum of the Funds'
                                        participation in the offering by the
                                        Funds and other accounts managed by
                                        BlackRock divided by the total amount
                                        of the offering.

Eligible Foreign Offering               The securities are sold in a public
                                        offering conducted under the laws of a
                                        country other than the United States
                                        and

                                        (a) the offering is subject to
                                            regulation in such country by a
                                            "foreign financial regulatory
                                            authority," as defined in
                                            Section 2(a)(50) of the Investment
                                            Company Act of 1940;

                                        (b) the securities were offered at a
                                            fixed price to all purchasers in
                                            the offering (except for any
                                            rights to purchase securities that
                                            are required by law to be granted
                                            to existing security holders of
                                            the issuer);

                                        (c) financial statements, prepared and
                                            audited as required or permitted
                                            by the appropriate foreign
                                            financial regulatory authority in
                                            such country, for the two years
                                            prior to the offering, were made
                                            available to the public and
                                            prospective purchasers in
                                            connection with the offering; and

                                        (d) if the issuer is a "domestic
                                            issuer," i.e., other than a
                                            foreign government, a national of
                                            any foreign country, or a
                                            corporation or other organization
                                            incorporated or organized under
                                            the laws of any foreign country,
                                            it (1) has a class of securities
                                            registered pursuant to section
                                            12(b) or 12(g) of the Securities
                                            Exchange Act of 1934 or is
                                            required to file reports pursuant
                                            to section 15(d) of that act, and
                                            (2) has filed all the material
                                            required to be filed pursuant to
                                            section 13(a) or 15(d) of that act
                                            for a period of at least 12 months
                                            immediately preceding the sale of
                                            securities (or for such shorter
                                            period that the issuer was
                                            required to file such material)

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


TERM                           DEFINITION
Eligible Municipal Securities  The securities:

                               (a) are direct obligations of, or obligations
                                   guaranteed as to principal or interest by,
                                   a State or any political subdivision
                                   thereof, or any agency or instrumentality
                                   of a State or any political subdivision
                                   thereof, or any municipal corporate
                                   instrumentality of one or more States, or
                                   any security which is an industrial
                                   development bond (as defined in section
                                   103(c)(2) of Title 26) the interest on
                                   which is excludable from gross income under
                                   certain provisions of the Internal Revenue
                                   Code;

                               (b) are sufficiently liquid that they can be
                                   sold at or near their carrying value within
                                   a reasonably short period of time; and

                               (c) either

                                   (1) are subject to no greater than moderate
                                       credit risk; or

                                   (2) if the issuer of the municipal
                                       securities, or the entity supplying the
                                       revenues or other payments from which
                                       the issue is to be paid, has been in
                                       continuous operation for less than
                                       three years, including the operation of
                                       any predecessors, the securities are
                                       subject to a minimal or low amount of
                                       credit risk.

                               Also, purchases of municipal securities may not
                               be designated as group sales or otherwise
                               allocated to the account of any prohibited
                               seller (i.e., an affiliated underwriter).

Eligible Rule 144A Offering    The securities are sold in an offering where

                               (a) the securities are offered or sold in
                                   transactions exempt from registration under
                                   Section 4(2) of the Securities Act of 1933,
                                   Rule 144A thereunder, or Rules 501-508
                                   thereunder;

                               (b) the securities were sold to persons that
                                   the seller and any person acting on behalf
                                   of the seller reasonably believe to include
                                   qualified institutional buyers, as defined
                                   in Rule 144A ("QIBs"); and

                               (c) the seller and any person acting on behalf
                                   of the seller reasonably believe that the
                                   securities are eligible for resale to other
                                   QIBs pursuant to Rule 144A.

Government Securities Offering The security is issued or guaranteed as to
                               principal or interest by the United States, or
                               by a person controlled or supervised by and
                               acting as an instrumentality of the Government
                               of the United States pursuant to authority
                               granted by the Congress of the United States;
                               or any certificate of deposit for any of the
                               foregoing.

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


TERM                              DEFINITION
U.S. Registered Public Offering.  The securities offered are registered under
                                  the Securities Act of 1933 that are being
                                  offered to the public.
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.77O RULE 10F-3
<SEQUENCE>25
<FILENAME>77o34.txt
<TEXT>
<PAGE>

                                                            [LOGO OF BLACKROCK]

Rule 10f-3 Transaction Form

Acquisition of Securities During Affiliated Underwritings

PARTICIPATING FUNDS

..   U.S. Registered Funds (Name of Fund, Aladdin Ticker):
   ISHARES IBOXX $ HIGH YIELD CORPORATE BOND ETF (ISHHYLD)
   BlackRock Core Bond Trust - High Yield (BHK-HYLD)
   BlackRock Multi-Sector Income Trust - High Yield (BIT-HYLD)
   BlackRock Limited Duration Income Trust - High Yield (BLW-HYLD)
   BlackRock Funds II, High Yield Bond Portfolio (BR-HIYLD)
   BlackRock Multi-Asset Income - Passive High Yield Portfolio (BR-INC-PHY)
   BlackRock Credit Strategies Income - High Yield (BR-MSBHY)
   BlackRock Global Long Short Credit Fund--High Yield Sleeve (BRGC-HY)
   BlackRock High Yield Portfolio of BlackRock Series Fund, Inc (BVA-HI)
   BlackRock High Yield V.I. Fund (BVA-HY)
   BlackRock Corporate High Yield Fund, Inc. (HYT)
   Brighthouse Funds Trust I - BlackRock High Yield Portfolio (MIST-HY)
   AST BlackRock Global Strategies Portfolio (US High Yield) (PRU-AA-HY)
   JNL/BlackRock Global Long Short Credit Fund (SMF_CC-GC)
   Global Atlantic BlackRock High Yield Portfolio (SMF_GA-HY)

THE OFFERING

KEY CHARACTERISTICS (COMPLETE ALL FIELDS)

Date of                    11-06-2017
Offering Commencement:

Security Type:             BND/CORP

Issuer                     QEP Resources, Inc. (2026)

Selling Underwriter        Wells Fargo Securities,LLC

Affiliated Underwriter(s)  [X] PNC Capital Markets LLC
                           [_] Other:

List of Underwriter(s)     Wells Fargo Securities,LLC,BMO Capital Markets
                           Corp.,Citigroup Global Markets Inc.,Deutsche Bank
                           Securities Inc.,J.P. Morgan Securities LLC,MUFG
                           Securities Americas Inc.,U.S. Bancorp
                           Investments,Inc.,Fifth Third Securities,Inc.,SMBC
                           Nikko Securities America,Inc.,TD Securities (USA)
                           LLC,Goldman Sachs & Co. LLC,PNC Capital Markets LLC

                                                                    Page 1 of 2

<PAGE>

Rule 10f-3 Report - Definitions                          [LOGO OF BLACKROCK]


TRANSACTION DETAILS

Date of Purchase           11-06-2017

Purchase Price/Share
(PER SHARE / % OF PAR)   $100.00  Total Commission, Spread or Profit     1.250%

1.  Aggregate Principal Amount Purchased (a+b)                     $ 17,750,000

    a.  US Registered Funds
        (Appendix attached with individual Fund/Client purchase)   $  9,937,000

    b.  Other BlackRock Clients                                    $  7,813,000

2.  Aggregate Principal Amount of Offering                         $500,000,000

FUND RATIO
[Divide Sum of #1 by #2
]Must be less than 0.25                                                   0.035

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


LEGAL REQUIREMENTS

OFFERING TYPE (CHECK ONE)

The securities fall into one of the following transaction types (see
Definitions):

[X] U.S. Registered Public Offering    [Issuer must have 3 years of continuous
                                       operations]
[_] Eligible Rule 144A Offering        [Issuer must have 3 years of continuous
                                       operations]
[_] Eligible Municipal Securities
[_] Eligible Foreign Offering          [Issuer must have 3 years of continuous
                                       operations]
[_] Government Securities Offering     [Issuer must have 3 years of continuous
                                       operations]

TIMING AND PRICE (CHECK ONE OR BOTH)

[X] The securities were purchased before the end of the first day on which any
    sales were made, at a price that was not more than the price paid by each
    other purchaser of securities in that offering or in any concurrent
    offering of the securities; and
[_] If the securities are offered for subscription upon exercise of rights, the
    securities were purchased on or before the fourth day before the day on
    which the rights offering terminated.

FIRM COMMITMENT OFFERING (CHECK ONE)

[X] YES  The securities were offered pursuant to an underwriting or similar
[_] NO   agreement under which the underwriters were committed to purchase all
         of the securities being offered, except those purchased by others
         pursuant to a rights offering, if the underwriters purchased any of
         the securities.

NO BENEFIT TO AFFILIATED UNDERWRITER (CHECK ONE)

[X] YES  No affiliated underwriter was a direct or indirect participant in, or
[_] NO   benefited directly or indirectly from, the transaction.

Completed by:             Arushi Bhasin                     Date:   11-17-2017
                          --------------------------------         ------------
                          Global Syndicate Team Member

Approved by:              Steven DeLaura                    Date:   11-17-2017
                          --------------------------------         ------------
                          Global Syndicate Team Member

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

DEFINITIONS

TERM                       DEFINITION
Fund Ratio                 Number appearing at the bottom of page 1 of 2 of
                           the Rule 10f-3 Report form. It is the sum of the
                           Funds' participation in the offering by the Funds
                           and other accounts managed by BlackRock divided by
                           the total amount of the offering.

Eligible Foreign Offering  The securities are sold in a public offering
                           conducted under the laws of a country other than
                           the United States and

                           (a) the offering is subject to regulation in such
                               country by a "foreign financial regulatory
                               authority," as defined in Section 2(a)(50) of
                               the Investment Company Act of 1940;

                           (b) the securities were offered at a fixed price to
                               all purchasers in the offering (except for any
                               rights to purchase securities that are required
                               by law to be granted to existing security
                               holders of the issuer);

                           (c) financial statements, prepared and audited as
                               required or permitted by the appropriate
                               foreign financial regulatory authority in such
                               country, for the two years prior to the
                               offering, were made available to the public and
                               prospective purchasers in connection with the
                               offering; and

                           (d) if the issuer is a "domestic issuer," i.e.,
                               other than a foreign government, a national of
                               any foreign country, or a corporation or other
                               organization incorporated or organized under
                               the laws of any foreign country, it (1) has a
                               class of securities registered pursuant to
                               section 12(b) or 12(g) of the Securities
                               Exchange Act of 1934 or is required to file
                               reports pursuant to section 15(d) of that act,
                               and (2) has filed all the material required to
                               be filed pursuant to section 13(a) or 15(d) of
                               that act for a period of at least 12 months
                               immediately preceding the sale of securities
                               (or for such shorter period that the issuer was
                               required to file such material)

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


TERM                            DEFINITION
Eligible Municipal Securities   The securities:

                                (a) are direct obligations of, or obligations
                                    guaranteed as to principal or interest by,
                                    a State or any political subdivision
                                    thereof, or any agency or instrumentality
                                    of a State or any political subdivision
                                    thereof, or any municipal corporate
                                    instrumentality of one or more States, or
                                    any security which is an industrial
                                    development bond (as defined in section
                                    103(c)(2) of Title 26) the interest on
                                    which is excludable from gross income
                                    under certain provisions of the Internal
                                    Revenue Code;

                                (b) are sufficiently liquid that they can be
                                    sold at or near their carrying value
                                    within a reasonably short period of time;
                                    and

                                (c) either

                                    (1) are subject to no greater than
                                        moderate credit risk; or

                                    (2) if the issuer of the municipal
                                        securities, or the entity supplying
                                        the revenues or other payments from
                                        which the issue is to be paid, has
                                        been in continuous operation for less
                                        than three years, including the
                                        operation of any predecessors, the
                                        securities are subject to a minimal or
                                        low amount of credit risk.

                                Also, purchases of municipal securities may
                                not be designated as group sales or otherwise
                                allocated to the account of any prohibited
                                seller (i.e., an affiliated underwriter).

Eligible Rule 144A Offering     The securities are sold in an offering where

                                (a) the securities are offered or sold in
                                    transactions exempt from registration
                                    under Section 4(2) of the Securities Act
                                    of 1933, Rule 144A thereunder, or Rules
                                    501-508 thereunder;
                                (b) the securities were sold to persons that
                                    the seller and any person acting on behalf
                                    of the seller reasonably believe to
                                    include qualified institutional buyers, as
                                    defined in Rule 144A ("QIBs"); and

                                (c) the seller and any person acting on behalf
                                    of the seller reasonably believe that the
                                    securities are eligible for resale to
                                    other QIBs pursuant to Rule 144A.

Government Securities Offering  The security is issued or guaranteed as to
                                principal or interest by the United States, or
                                by a person controlled or supervised by and
                                acting as an instrumentality of the Government
                                of the United States pursuant to authority
                                granted by the Congress of the United States;
                                or any certificate of deposit for any of the
                                foregoing.

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


 TERM                                   DEFINITION
 U.S. Registered Public Offering.       The securities offered are registered
                                        under the Securities Act of 1933 that
                                        are being offered to the public.
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.77O RULE 10F-3
<SEQUENCE>26
<FILENAME>77o35.txt
<TEXT>
<PAGE>

                                                            [LOGO OF BLACKROCK]

Rule 10f-3 Transaction Form

Acquisition of Securities During Affiliated Underwritings

PARTICIPATING FUNDS

..   U.S. Registered Funds (Name of Fund, Aladdin Ticker):
    ISHARES CORE TOTAL USD BOND MARKET ETF (ISHIUSB)
    BlackRock Core Bond Trust - High Yield (BHK-HYLD)
    BlackRock Multi-Sector Income Trust - High Yield (BIT-HYLD)
    BlackRock Limited Duration Income Trust - High Yield (BLW-HYLD)
    BlackRock Funds II, High Yield Bond Portfolio (BR-HIYLD)
    BlackRock Credit Strategies Income - High Yield (BR-MSBHY)
    BlackRock Global Long Short Credit Fund - High Yield Sleeve (BRGC-HY)
    BlackRock High Yield Portfolio of BlackRock Series Fund, Inc (BVA-HI)
    BlackRock High Yield V.I. Fund (BVA-HY)
    BlackRock Corporate High Yield Fund, Inc. (HYT)
    : Brighthouse Funds Trust I - BlackRock High Yield Portfolio (MIST-HY)
    AST BlackRock Global Strategies Portfolio (US High Yield) (PRU-AA-HY)
    JNL/BlackRock Global Long Short Credit Fund (SMF_CC-GC)
    Global Atlantic BlackRock High Yield Portfolio (SMF_GA-HY)

THE OFFERING

KEY CHARACTERISTICS (COMPLETE ALL FIELDS)

Date of                    11-08-2017
Offering Commencement:

Security Type:             BND/CORP

Issuer                     Kratos Defense & Security Solutions, Inc. (2025)

Selling Underwriter        Goldman Sachs & Co. LLC

Affiliated Underwriter(s)  [X] PNC Capital Markets LLC
                           [_] Other:

List of Underwriter(s)     Goldman Sachs & Co. LLC, J.P. Morgan Securities
                           LLC, SunTrust Robinson Humphrey, Inc., PNC Capital
                           Markets LLC

TRANSACTION DETAILS

Date of Purchase           11-08-2017

Purchase Price/Share
(PER SHARE / % OF PAR)     $100  Total Commission, Spread or Profit   1.50%

1.  Aggregate Principal Amount Purchased (a+b)                      $29,000,000

    a.  US Registered Funds
        (Appendix attached with individual Fund/Client purchase)    $13,590,000

    b.  Other BlackRock Clients                                     $15,410,000

                                                                    Page 1 of 2

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


2.  Aggregate Principal Amount of Offering                         $300,000,000

FUND RATIO
[Divide Sum of #1 by #2]
Must be less than 0.25                                                  0.09667

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


LEGAL REQUIREMENTS

OFFERING TYPE (CHECK ONE)

The securities fall into one of the following transaction types (see
Definitions):

[_] U.S. Registered Public Offering... [Issuer must have 3 years of continuous
                                       operations]
[X] Eligible Rule 144A Offering....... [Issuer must have 3 years of continuous
                                       operations]
[_] Eligible Municipal Securities
[_] Eligible Foreign Offering......... [Issuer must have 3 years of continuous
                                       operations]
[_] Government Securities Offering.... [Issuer must have 3 years of continuous
                                       operations]

TIMING AND PRICE (CHECK ONE OR BOTH)

[X] The securities were purchased before the end of the first day on which any
    sales were made, at a price that was not more than the price paid by each
    other purchaser of securities in that offering or in any concurrent
    offering of the securities; and
[_] If the securities are offered for subscription upon exercise of rights, the
    securities were purchased on or before the fourth day before the day on
    which the rights offering terminated.

FIRM COMMITMENT OFFERING (CHECK ONE)

[X] YES  The securities were offered pursuant to an underwriting or similar
[_] NO   agreement under which the underwriters were committed to purchase all
         of the securities being offered, except those purchased by others
         pursuant to a rights offering, if the underwriters purchased any of
         the securities.

NO BENEFIT TO AFFILIATED UNDERWRITER (CHECK ONE)

[X] YES  No affiliated underwriter was a direct or indirect participant in, or
[_] NO   benefited directly or indirectly from, the transaction.

Completed by:             Dipankar Banerjee                 Date:   11-16-2017
                          --------------------------------         ------------
                          Global Syndicate Team Member

Approved by:              Steven DeLaura                    Date:   11-16-2017
                          --------------------------------         ------------
                          Global Syndicate Team Member

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


DEFINITIONS

TERM                           DEFINITION
Fund Ratio                     Number appearing at the bottom of page 1 of 2
                               of the Rule 10f-3 Report form. It is the sum of
                               the Funds' participation in the offering by the
                               Funds and other accounts managed by BlackRock
                               divided by the total amount of the offering.

Eligible Foreign Offering      The securities are sold in a public offering
                               conducted under the laws of a country other
                               than the United States and

                               (a) the offering is subject to regulation in
                                   such country by a "foreign financial
                                   regulatory authority," as defined in
                                   Section 2(a)(50) of the Investment Company
                                   Act of 1940;

                               (b) the securities were offered at a fixed
                                   price to all purchasers in the offering
                                   (except for any rights to purchase
                                   securities that are required by law to be
                                   granted to existing security holders of the
                                   issuer);

                               (c) financial statements, prepared and audited
                                   as required or permitted by the appropriate
                                   foreign financial regulatory authority in
                                   such country, for the two years prior to
                                   the offering, were made available to the
                                   public and prospective purchasers in
                                   connection with the offering; and

                               (d) if the issuer is a "domestic issuer," i.e.,
                                   other than a foreign government, a national
                                   of any foreign country, or a corporation or
                                   other organization incorporated or
                                   organized under the laws of any foreign
                                   country, it (1) has a class of securities
                                   registered pursuant to section 12(b) or
                                   12(g) of the Securities Exchange Act of
                                   1934 or is required to file reports
                                   pursuant to section 15(d) of that act, and
                                   (2) has filed all the material required to
                                   be filed pursuant to section 13(a) or 15(d)
                                   of that act for a period of at least 12
                                   months immediately preceding the sale of
                                   securities (or for such shorter period that
                                   the issuer was required to file such
                                   material)

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

TERM                           DEFINITION
Eligible Municipal Securities  The securities:

                               (a) are direct obligations of, or obligations
                                   guaranteed as to principal or interest by,
                                   a State or any political subdivision
                                   thereof, or any agency or instrumentality
                                   of a State or any political subdivision
                                   thereof, or any municipal corporate
                                   instrumentality of one or more States, or
                                   any security which is an industrial
                                   development bond (as defined in section
                                   103(c)(2) of Title 26) the interest on
                                   which is excludable from gross income under
                                   certain provisions of the Internal Revenue
                                   Code;

                               (b) are sufficiently liquid that they can be
                                   sold at or near their carrying value within
                                   a reasonably short period of time; and

                               (c) either

                                   (1) are subject to no greater than moderate
                                       credit risk; or

                                   (2) if the issuer of the municipal
                                       securities, or the entity supplying the
                                       revenues or other payments from which
                                       the issue is to be paid, has been in
                                       continuous operation for less than
                                       three years, including the operation of
                                       any predecessors, the securities are
                                       subject to a minimal or low amount of
                                       credit risk.

                               Also, purchases of municipal securities may not
                               be designated as group sales or otherwise
                               allocated to the account of any prohibited
                               seller (i.e., an affiliated underwriter).

Eligible Rule 144A Offering    The securities are sold in an offering where

                               (a) the securities are offered or sold in
                                   transactions exempt from registration under
                                   Section 4(2) of the Securities Act of 1933,
                                   Rule 144A thereunder, or Rules 501-508
                                   thereunder;

                               (b) the securities were sold to persons that
                                   the seller and any person acting on behalf
                                   of the seller reasonably believe to include
                                   qualified institutional buyers, as defined
                                   in Rule 144A ("QIBs"); and

                               (c) the seller and any person acting on behalf
                                   of the seller reasonably believe that the
                                   securities are eligible for resale to other
                                   QIBs pursuant to Rule 144A.

Government Securities Offering The security is issued or guaranteed as to
                               principal or interest by the United States, or
                               by a person controlled or supervised by and
                               acting as an instrumentality of the Government
                               of the United States pursuant to authority
                               granted by the Congress of the United States;
                               or any certificate of deposit for any of the
                               foregoing.

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

TERM                              DEFINITION
U.S. Registered Public Offering.  The securities offered are registered under
                                  the Securities Act of 1933 that are being
                                  offered to the public.
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.77O RULE 10F-3
<SEQUENCE>27
<FILENAME>77o36.txt
<TEXT>
<PAGE>

                                                            [LOGO OF BLACKROCK]

Rule 10f-3 Transaction Form

Acquisition of Securities During Affiliated Underwritings

PARTICIPATING FUNDS

..   U.S. Registered Funds (Name of Fund, Aladdin Ticker):
    BlackRock Core Bond Trust - High Yield (BHK-HYLD)
    BlackRock Multi-Sector Income Trust - High Yield (BIT-HYLD)
    BlackRock Limited Duration Income Trust - High Yield (BLW-HYLD)
    BlackRock Funds II, High Yield Bond Portfolio (BR-HIYLD)
    BlackRock Credit Strategies Income - High Yield (BR-MSBHY)
    BlackRock Global Long Short Credit Fund - High Yield Sleeve (BRGC-HY)
    BlackRock High Yield Portfolio of BlackRock Series Fund, Inc (BVA-HI)
    BlackRock High Yield V.I. Fund (BVA-HY)
    BlackRock Corporate High Yield Fund, Inc. (HYT)
    : Brighthouse Funds Trust I - BlackRock High Yield Portfolio (MIST-HY)
    AST BlackRock Global Strategies Portfolio (US High Yield) (PRU-AA-HY)
    JNL/BlackRock Global Long Short Credit Fund (SMF_CC-GC)

THE OFFERING

KEY CHARACTERISTICS (COMPLETE ALL FIELDS)

Date of Offering Commencement:  11-14-2017

Security Type:                  BND/CORP

Issuer                          Lennar Corporation (2020)

Selling Underwriter             Citigroup Global Markets Inc

Affiliated Underwriter(s)       [X] PNC Capital Markets LLC
                                [_] Other:

List of Underwriter(s)          Citigroup Global Markets Inc., Deutsche Bank
                                Securities Inc., Goldman Sachs & Co. LLC,
                                Merrill Lynch, Pierce, Fenner & Smith
                                Incorporated, Mizuho Securities USA LLC, RBC
                                Capital Markets, LLC, Wells Fargo Securities,
                                LLC, PNC Capital Markets LLC

TRANSACTION DETAILS

Date of Purchase                11-14-2017

Purchase Price/Share
(PER SHARE / % OF PAR)     $100 Total Commission, Spread or Profit       0.400%

1.  Aggregate Principal Amount Purchased (a+b)                      $30,000,000

    a.  US Registered Funds  (Appendix attached with individual
        Fund/Client purchase)                                       $19,238,000

    b.  Other BlackRock Clients                                     $10,762,000

                                                                    Page 1 of 2

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


2.  Aggregate Principal Amount of Offering                         $300,000,000

FUND RATIO
[Divide Sum of #1 by #2]
Must be less than 0.25                                                     0.10

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


LEGAL REQUIREMENTS

OFFERING TYPE (CHECK ONE)

The securities fall into one of the following transaction types (see
Definitions):

[_] U.S. Registered Public Offering      [Issuer must have 3 years of
                                         continuous operations]
[X] Eligible Rule 144A Offering          [Issuer must have 3 years of
                                         continuous operations]
[_] Eligible Municipal Securities
[_] Eligible Foreign Offering            [Issuer must have 3 years of
                                         continuous operations]
[_] Government Securities Offering       [Issuer must have 3 years of
                                         continuous operations]

TIMING AND PRICE (CHECK ONE OR BOTH)

[X] The securities were purchased before the end of the first day on which any
    sales were made, at a price that was not more than the price paid by each
    other purchaser of securities in that offering or in any concurrent
    offering of the securities; and
[_] If the securities are offered for subscription upon exercise of rights, the
    securities were purchased on or before the fourth day before the day on
    which the rights offering terminated.

FIRM COMMITMENT OFFERING (CHECK ONE)

[X] YES  The securities were offered pursuant to an underwriting or similar
[_] NO   agreement under which the underwriters were committed to purchase all
         of the securities being offered, except those purchased by others
         pursuant to a rights offering, if the underwriters purchased any of
         the securities.

NO BENEFIT TO AFFILIATED UNDERWRITER (CHECK ONE)

[X] YES  No affiliated underwriter was a direct or indirect participant in, or
[_] NO   benefited directly or indirectly from, the transaction.

Completed by:             Dipankar Banerjee                 Date:   11-21-2017
                          --------------------------------         ------------
                          Global Syndicate Team Member

Approved by:              Steven DeLaura                    Date:   11-21-2017
                          --------------------------------         ------------
                          Global Syndicate Team Member

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

DEFINITIONS

TERM                       DEFINITION
Fund Ratio                 Number appearing at the bottom of page 1 of 2 of
                           the Rule 10f-3 Report form. It is the sum of the
                           Funds' participation in the offering by the Funds
                           and other accounts managed by BlackRock divided by
                           the total amount of the offering.

Eligible Foreign Offering  The securities are sold in a public offering
                           conducted under the laws of a country other than
                           the United States and

                           (a) the offering is subject to regulation in such
                               country by a "foreign financial regulatory
                               authority," as defined in Section 2(a)(50) of
                               the Investment Company Act of 1940;

                           (b) the securities were offered at a fixed price to
                               all purchasers in the offering (except for any
                               rights to purchase securities that are required
                               by law to be granted to existing security
                               holders of the issuer);

                           (c) financial statements, prepared and audited as
                               required or permitted by the appropriate
                               foreign financial regulatory authority in such
                               country, for the two years prior to the
                               offering, were made available to the public and
                               prospective purchasers in connection with the
                               offering; and

                           (d) if the issuer is a "domestic issuer," i.e.,
                               other than a foreign government, a national of
                               any foreign country, or a corporation or other
                               organization incorporated or organized under
                               the laws of any foreign country, it (1) has a
                               class of securities registered pursuant to
                               section 12(b) or 12(g) of the Securities
                               Exchange Act of 1934 or is required to file
                               reports pursuant to section 15(d) of that act,
                               and (2) has filed all the material required to
                               be filed pursuant to section 13(a) or 15(d) of
                               that act for a period of at least 12 months
                               immediately preceding the sale of securities
                               (or for such shorter period that the issuer was
                               required to file such material)

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


TERM                            DEFINITION
Eligible Municipal Securities   The securities:

                                (a) are direct obligations of, or obligations
                                    guaranteed as to principal or interest by,
                                    a State or any political subdivision
                                    thereof, or any agency or instrumentality
                                    of a State or any political subdivision
                                    thereof, or any municipal corporate
                                    instrumentality of one or more States, or
                                    any security which is an industrial
                                    development bond (as defined in
                                    section 103(c)(2) of Title 26) the
                                    interest on which is excludable from gross
                                    income under certain provisions of the
                                    Internal Revenue Code;

                                (b) are sufficiently liquid that they can be
                                    sold at or near their carrying value
                                    within a reasonably short period of time;
                                    and

                                (c) either

                                    (1) are subject to no greater than
                                        moderate credit risk; or

                                    (2) if the issuer of the municipal
                                        securities, or the entity supplying
                                        the revenues or other payments from
                                        which the issue is to be paid, has
                                        been in continuous operation for less
                                        than three years, including the
                                        operation of any predecessors, the
                                        securities are subject to a minimal or
                                        low amount of credit risk.

                                Also, purchases of municipal securities may
                                not be designated as group sales or otherwise
                                allocated to the account of any prohibited
                                seller (i.e., an affiliated underwriter).

Eligible Rule 144A Offering     The securities are sold in an offering where

                                (a) the securities are offered or sold in
                                    transactions exempt from registration
                                    under Section 4(2) of the Securities Act
                                    of 1933, Rule 144A thereunder, or
                                    Rules 501-508 thereunder;

                                (b) the securities were sold to persons that
                                    the seller and any person acting on behalf
                                    of the seller reasonably believe to
                                    include qualified institutional buyers, as
                                    defined in Rule 144A ("QIBs"); and

                                (c) the seller and any person acting on behalf
                                    of the seller reasonably believe that the
                                    securities are eligible for resale to
                                    other QIBs pursuant to Rule 144A.

Government Securities Offering  The security is issued or guaranteed as to
                                principal or interest by the United States, or
                                by a person controlled or supervised by and
                                acting as an instrumentality of the Government
                                of the United States pursuant to authority
                                granted by the Congress of the United States;
                                or any certificate of deposit for any of the
                                foregoing.

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

TERM                              DEFINITION
U.S. Registered Public Offering.  The securities offered are registered under
                                  the Securities Act of 1933 that are being
                                  offered to the public.
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.77O RULE 10F-3
<SEQUENCE>28
<FILENAME>77o37.txt
<TEXT>
<PAGE>

                                                            [LOGO OF BLACKROCK]

Rule 10f-3 Transaction Form

Acquisition of Securities During Affiliated Underwritings

PARTICIPATING FUNDS

..   U.S. Registered Funds (Name of Fund, Aladdin Ticker):
    ISHARES US & INTL HIGH YIELD CORP BOND ETF(ISHGHYG)
    ISHARES IBOXX $ HIGH YIELD CORPORATE BOND ETF (ISHHYLD)
    ISHARES CORE TOTAL USD BOND MARKET ETF (ISHIUSB)
    ISHARES BROAD USD HIGH YIELD CORPORATE BOND ETF (ISHUSHY)
    BlackRock Core Bond Trust - High Yield (BHK-HYLD)
    BlackRock Multi-Sector Income Trust - High Yield (BIT-HYLD)
    BlackRock Limited Duration Income Trust - High Yield (BLW-HYLD)
    BlackRock Funds II, High Yield Bond Portfolio (BR-HIYLD)
    BlackRock Multi-Asset Income - Passive High Yield Portfolio (BR-INC-PHY)
    BlackRock Credit Strategies Income - High Yield (BR-MSBHY)
    BlackRock Global Long Short Credit Fund - High Yield Sleeve (BRGC-HY)
    BlackRock High Yield Portfolio of BlackRock Series Fund, Inc (BVA-HI)
    BlackRock High Yield V.I. Fund (BVA-HY)
    BlackRock Corporate High Yield Fund, Inc. (HYT)
    Brighthouse Funds Trust I - BlackRock High Yield Portfolio (MIST-HY)
    AST BlackRock Global Strategies Portfolio (US High Yield) (PRU-AA-HY)
    Global Atlantic BlackRock High Yield Portfolio (SMF_GA-HY)

THE OFFERING

KEY CHARACTERISTICS (COMPLETE ALL FIELDS)

Date of                    11-14-2017
Offering Commencement:

Security Type:             BND/CORP

Issuer                     PDC Energy, Inc. (2026)

Selling Underwriter        Merrill Lynch,Pierce,Fenner & Smith Incorporated

Affiliated Underwriter(s)  [X] PNC Capital Markets LLC
                           [_] Other:

List of Underwriter(s)     Merrill Lynch, Pierce, Fenner & Smith
                           Incorporated., Wells Fargo Securities, LLC, BMO
                           Capital Markets Corp., J.P. Morgan Securities LLC.,
                           TD Securities (USA) LLC., BBVA Securities Inc.,
                           Capital One Securities, Inc., Scotia Capital (USA)
                           Inc., U.S. Bancorp Investments, Inc., BOK Financial
                           Securities, Inc., CIBC World Markets Corp.,
                           Comerica Securities, Inc., Credit Agricole
                           Securities (USA) Inc., KeyBanc Capital Markets
                           Inc., Natixis Securities Americas LLC ., WoodRock
                           Securities L.P.,ABN AMRO Securities (USA) LLC,
                           Fifth Third Securities, Inc., Goldman Sachs & Co.
                           LLC, PNC Capital Markets LLC .

                                                                    Page 1 of 2

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


TRANSACTION DETAILS

Date of Purchase           11-14-2017

Purchase Price/Share
(PER SHARE / % OF PAR)    $100.00  Total Commission, Spread or Profit     1.00%

1.  Aggregate Principal Amount Purchased (a+b)                     $ 30,000,000

    a.  US Registered Funds
        (Appendix attached with individual Fund/Client purchase)   $ 17,065,000

    b.  Other BlackRock Clients                                    $ 12,935,000

2.  Aggregate Principal Amount of Offering                         $600,000,000

FUND RATIO
[Divide Sum of #1 by #2]
Must be less than 0.25                                                     0.05

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


LEGAL REQUIREMENTS

OFFERING TYPE (CHECK ONE)

The securities fall into one of the following transaction types (see
Definitions):

[_] U.S. Registered Public Offering... [Issuer must have 3 years of continuous
                                       operations]
[X] Eligible Rule 144A Offering....... [Issuer must have 3 years of continuous
                                       operations]
[_] Eligible Municipal Securities
[_] Eligible Foreign Offering......... [Issuer must have 3 years of continuous
                                       operations]
[_] Government Securities Offering.... [Issuer must have 3 years of continuous
                                       operations]

TIMING AND PRICE (CHECK ONE OR BOTH)

[X] The securities were purchased before the end of the first day on which any
    sales were made, at a price that was not more than the price paid by each
    other purchaser of securities in that offering or in any concurrent
    offering of the securities; and
[_] If the securities are offered for subscription upon exercise of rights, the
    securities were purchased on or before the fourth day before the day on
    which the rights offering terminated.

FIRM COMMITMENT OFFERING (CHECK ONE)

[X] YES  The securities were offered pursuant to an underwriting or similar
[_] NO   agreement under which the underwriters were committed to purchase all
         of the securities being offered, except those purchased by others
         pursuant to a rights offering, if the underwriters purchased any of
         the securities.

NO BENEFIT TO AFFILIATED UNDERWRITER (CHECK ONE)

[X] YES  No affiliated underwriter was a direct or indirect participant in, or
[_] NO   benefited directly or indirectly from, the transaction.

Completed by:             Arushi Bhasin                     Date:   11-21-2017
                          --------------------------------         ------------
                          Global Syndicate Team Member

Approved by:              Steven DeLaura                    Date:   11-21-2017
                          --------------------------------         ------------
                          Global Syndicate Team Member

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


DEFINITIONS

TERM                           DEFINITION
Fund Ratio                     Number appearing at the bottom of page 1 of 2
                               of the Rule 10f-3 Report form. It is the sum of
                               the Funds' participation in the offering by the
                               Funds and other accounts managed by BlackRock
                               divided by the total amount of the offering.

Eligible Foreign Offering      The securities are sold in a public offering
                               conducted under the laws of a country other
                               than the United States and

                               (a) the offering is subject to regulation in
                                   such country by a "foreign financial
                                   regulatory authority," as defined in
                                   Section 2(a)(50) of the Investment Company
                                   Act of 1940;

                               (b) the securities were offered at a fixed
                                   price to all purchasers in the offering
                                   (except for any rights to purchase
                                   securities that are required by law to be
                                   granted to existing security holders of the
                                   issuer);

                               (c) financial statements, prepared and audited
                                   as required or permitted by the appropriate
                                   foreign financial regulatory authority in
                                   such country, for the two years prior to
                                   the offering, were made available to the
                                   public and prospective purchasers in
                                   connection with the offering; and

                               (d) if the issuer is a "domestic issuer," i.e.,
                                   other than a foreign government, a national
                                   of any foreign country, or a corporation or
                                   other organization incorporated or
                                   organized under the laws of any foreign
                                   country, it (1) has a class of securities
                                   registered pursuant to section 12(b) or
                                   12(g) of the Securities Exchange Act of
                                   1934 or is required to file reports
                                   pursuant to section 15(d) of that act, and
                                   (2) has filed all the material required to
                                   be filed pursuant to section 13(a) or 15(d)
                                   of that act for a period of at least 12
                                   months immediately preceding the sale of
                                   securities (or for such shorter period that
                                   the issuer was required to file such
                                   material)

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

TERM                           DEFINITION
Eligible Municipal Securities  The securities:

                               (a) are direct obligations of, or obligations
                                   guaranteed as to principal or interest by,
                                   a State or any political subdivision
                                   thereof, or any agency or instrumentality
                                   of a State or any political subdivision
                                   thereof, or any municipal corporate
                                   instrumentality of one or more States, or
                                   any security which is an industrial
                                   development bond (as defined in section
                                   103(c)(2) of Title 26) the interest on
                                   which is excludable from gross income under
                                   certain provisions of the Internal Revenue
                                   Code;

                               (b) are sufficiently liquid that they can be
                                   sold at or near their carrying value within
                                   a reasonably short period of time; and

                               (c) either

                                   (1) are subject to no greater than moderate
                                       credit risk; or

                                   (2) if the issuer of the municipal
                                       securities, or the entity supplying the
                                       revenues or other payments from which
                                       the issue is to be paid, has been in
                                       continuous operation for less than
                                       three years, including the operation of
                                       any predecessors, the securities are
                                       subject to a minimal or low amount of
                                       credit risk.

                               Also, purchases of municipal securities may not
                               be designated as group sales or otherwise
                               allocated to the account of any prohibited
                               seller (i.e., an affiliated underwriter).

Eligible Rule 144A Offering    The securities are sold in an offering where

                               (a) the securities are offered or sold in
                                   transactions exempt from registration under
                                   Section 4(2) of the Securities Act of 1933,
                                   Rule 144A thereunder, or Rules 501-508
                                   thereunder;

                               (b) the securities were sold to persons that
                                   the seller and any person acting on behalf
                                   of the seller reasonably believe to include
                                   qualified institutional buyers, as defined
                                   in Rule 144A ("QIBs"); and

                               (c) the seller and any person acting on behalf
                                   of the seller reasonably believe that the
                                   securities are eligible for resale to other
                                   QIBs pursuant to Rule 144A.

Government Securities Offering The security is issued or guaranteed as to
                               principal or interest by the United States, or
                               by a person controlled or supervised by and
                               acting as an instrumentality of the Government
                               of the United States pursuant to authority
                               granted by the Congress of the United States;
                               or any certificate of deposit for any of the
                               foregoing.

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

TERM                           DEFINITION
U.S. Registered Public         The securities offered are registered under the
Offering.                      Securities Act of 1933 that are being offered
                               to the public.
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.77O RULE 10F-3
<SEQUENCE>29
<FILENAME>77o38.txt
<TEXT>
<PAGE>

                                                            [LOGO OF BLACKROCK]
Rule 10f-3 Transaction Form

Acquisition of Securities During Affiliated Underwritings

PARTICIPATING FUNDS

..  U.S. Registered Funds (Name of Fund, Aladdin Ticker):
   ISHARES EDGE U.S. FIXED INCOME BALANCED RISK ETF (ISHFIBR)
   BlackRock Core Bond Trust - High Yield (BHK-HYLD)
   BlackRock Multi-Sector Income Trust - High Yield (BIT-HYLD)
   BlackRock Limited Duration Income Trust - High Yield (BLW-HYLD)
   BlackRock Funds II, High Yield Bond Portfolio (BR-HIYLD)
   BlackRock Credit Strategies Income - High Yield (BR-MSBHY)
   BlackRock Global Long Short Credit Fund - High Yield Sleeve (BRGC-HY)
   BlackRock High Yield Portfolio of BlackRock Series Fund, Inc (BVA-HI)
   BlackRock High Yield V.I. Fund (BVA-HY)
   BlackRock Corporate High Yield Fund, Inc. (HYT)
   Brighthouse Funds Trust I - BlackRock High Yield Portfolio (MIST-HY)
   AST BlackRock Global Strategies Portfolio (US High Yield) (PRU-AA-HY)
   Global Atlantic BlackRock High Yield Portfolio (PRU-AA-HY)

THE OFFERING

KEY CHARACTERISTICS (COMPLETE ALL FIELDS)

Date of                    11-17-2017
Offering Commencement:

Security Type:             BND/CORP

Issuer                     Match Group, Inc.. (2027)

Selling Underwriter        J.P. MORGAN SECURITIES LLC

Affiliated Underwriter(s)  [X] PNC Capital Markets LLC
                           [_] Other:

List of Underwriter(s)     J.P. Morgan, BofA Merrill Lynch, Deutsche Bank
                           Securities, BNP PARIBAS, Barclays, BMO Capital
                           Markets, SOCIETE GENERALE, Goldman Sachs & Co. LLC,
                           Fifth Third Securities, PNC Capital Markets LLC,
                           Citigroup

TRANSACTION DETAILS

Date of Purchase           11-17-2017

Purchase Price/Share
(PER SHARE / % OF PAR)     $99.027 Total Commission, Spread or Profit    1.125%

 1.  Aggregate Principal Amount Purchased (a+b)                    $20,000,000

     a.  US Registered Funds
         (Appendix attached with individual Fund/Client            $ 6,873,000

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

        purchase)

    b.  Other BlackRock Clients                                    $ 13,127,000

2.  Aggregate Principal Amount of Offering                         $450,000,000

FUND RATIO
[Divide Sum of #1 by #2]
Must be less than 0.25                                                    0.044

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


LEGAL REQUIREMENTS

OFFERING TYPE (CHECK ONE)

The securities fall into one of the following transaction types (see
Definitions):

[_] U.S. Registered Public Offering... [Issuer must have 3 years of continuous
                                       operations]
[X] Eligible Rule 144A Offering....... [Issuer must have 3 years of continuous
                                       operations]
[_] Eligible Municipal Securities
[_] Eligible Foreign Offering......... [Issuer must have 3 years of continuous
                                       operations]
[_] Government Securities Offering.... [Issuer must have 3 years of continuous
                                       operations]

TIMING AND PRICE (CHECK ONE OR BOTH)

[X] The securities were purchased before the end of the first day on which any
    sales were made, at a price that was not more than the price paid by each
    other purchaser of securities in that offering or in any concurrent
    offering of the securities; and
[_] If the securities are offered for subscription upon exercise of rights, the
    securities were purchased on or before the fourth day before the day on
    which the rights offering terminated.

FIRM COMMITMENT OFFERING (CHECK ONE)

 [X] YES  The securities were offered pursuant to an underwriting or similar
 [_] NO   agreement under which the underwriters were committed to purchase
          all of the securities being offered, except those purchased by
          others pursuant to a rights offering, if the underwriters purchased
          any of the securities.

NO BENEFIT TO AFFILIATED UNDERWRITER (CHECK ONE)

 [X] YES  No affiliated underwriter was a direct or indirect participant in,
 [_] NO   or benefited directly or indirectly from, the transaction.

Completed by:             Arushi Bhasin                     Date:   12-04-2017
                          --------------------------------         ------------
                          Global Syndicate Team Member

Approved by:              Steven DeLaura                    Date:   12-04-2017
                          --------------------------------         ------------
                          Global Syndicate Team Member

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

DEFINITIONS

TERM                           DEFINITION
Fund Ratio                     Number appearing at the bottom of page 1 of 2
                               of the Rule 10f-3 Report form. It is the sum of
                               the Funds' participation in the offering by the
                               Funds and other accounts managed by BlackRock
                               divided by the total amount of the offering.

Eligible Foreign Offering      The securities are sold in a public offering
                               conducted under the laws of a country other
                               than the United States and

                               (a) the offering is subject to regulation in
                                   such country by a "foreign financial
                                   regulatory authority," as defined in
                                   Section 2(a)(50) of the Investment Company
                                   Act of 1940;

                               (b) the securities were offered at a fixed
                                   price to all purchasers in the offering
                                   (except for any rights to purchase
                                   securities that are required by law to be
                                   granted to existing security holders of the
                                   issuer);

                               (c) financial statements, prepared and audited
                                   as required or permitted by the appropriate
                                   foreign financial regulatory authority in
                                   such country, for the two years prior to
                                   the offering, were made available to the
                                   public and prospective purchasers in
                                   connection with the offering; and

                               (d) if the issuer is a "domestic issuer," i.e.,
                                   other than a foreign government, a national
                                   of any foreign country, or a corporation or
                                   other organization incorporated or
                                   organized under the laws of any foreign
                                   country, it (1) has a class of securities
                                   registered pursuant to section 12(b) or
                                   12(g) of the Securities Exchange Act of
                                   1934 or is required to file reports
                                   pursuant to section 15(d) of that act, and
                                   (2) has filed all the material required to
                                   be filed pursuant to section 13(a) or 15(d)
                                   of that act for a period of at least
                                   12 months immediately preceding the sale of
                                   securities (or for such shorter period that
                                   the issuer was required to file such
                                   material)

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


TERM                           DEFINITION
Eligible Municipal Securities  The securities:

                               (a) are direct obligations of, or obligations
                                   guaranteed as to principal or interest by,
                                   a State or any political subdivision
                                   thereof, or any agency or instrumentality
                                   of a State or any political subdivision
                                   thereof, or any municipal corporate
                                   instrumentality of one or more States, or
                                   any security which is an industrial
                                   development bond (as defined in
                                   section 103(c)(2) of Title 26) the interest
                                   on which is excludable from gross income
                                   under certain provisions of the Internal
                                   Revenue Code;

                               (b) are sufficiently liquid that they can be
                                   sold at or near their carrying value within
                                   a reasonably short period of time; and

                               (c) either

                                   (1) are subject to no greater than moderate
                                       credit risk; or

                                   (2) if the issuer of the municipal
                                       securities, or the entity supplying the
                                       revenues or other payments from which
                                       the issue is to be paid, has been in
                                       continuous operation for less than
                                       three years, including the operation of
                                       any predecessors, the securities are
                                       subject to a minimal or low amount of
                                       credit risk.

                               Also, purchases of municipal securities may not
                               be designated as group sales or otherwise
                               allocated to the account of any prohibited
                               seller (i.e., an affiliated underwriter).

Eligible Rule 144A Offering    The securities are sold in an offering where

                               (a) the securities are offered or sold in
                                   transactions exempt from registration under
                                   Section 4(2) of the Securities Act of 1933,
                                   Rule 144A thereunder, or Rules 501-508
                                   thereunder;

                               (b) the securities were sold to persons that
                                   the seller and any person acting on behalf
                                   of the seller reasonably believe to include
                                   qualified institutional buyers, as defined
                                   in Rule 144A ("QIBs"); and

                               (c) the seller and any person acting on behalf
                                   of the seller reasonably believe that the
                                   securities are eligible for resale to other
                                   QIBs pursuant to Rule 144A.

Government Securities Offering The security is issued or guaranteed as to
                               principal or interest by the United States, or
                               by a person controlled or supervised by and
                               acting as an instrumentality of the Government
                               of the United States pursuant to authority
                               granted by the Congress of the United States;
                               or any certificate of deposit for any of the
                               foregoing.

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

TERM                           DEFINITION
U.S. Registered Public         The securities offered are registered under the
Offering.                      Securities Act of 1933 that are being offered
                               to the public.
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.77O RULE 10F-3
<SEQUENCE>30
<FILENAME>77o40.txt
<TEXT>
<PAGE>

                                                            [LOGO OF BLACKROCK]

Rule 10f-3 Transaction Form

Acquisition of Securities During Affiliated Underwritings

PARTICIPATING FUNDS

..   U.S. Registered Funds (Name of Fund, Aladdin Ticker):
    ISHARES US & INTL HIGH YIELD CORP BOND ETF (ISHGHYG)
    ISHARES IBOXX $ HIGH YIELD CORPORATE BOND ETF (ISHHYLD)
    BlackRock Core Bond Trust - High Yield (BHK-HYLD)
    BlackRock Multi-Sector Income Trust - High Yield (BIT-HYLD)
    BlackRock Limited Duration Income Trust - High Yield (BLW-HYLD)
    BlackRock Funds II, High Yield Bond Portfolio (BR-HIYLD)
    BlackRock Multi-Asset Income - Passive High Yield Portfolio (BR-INC-PHY)
    BlackRock Credit Strategies Income - High Yield (BR-MSBHY)
    BlackRock Global Long Short Credit Fund - High Yield Sleeve (BRGC-HY)
    BlackRock High Yield Portfolio of BlackRock Series Fund, Inc (BVA-HI)
    BlackRock High Yield V.I. Fund (BVA-HY)
    BlackRock Corporate High Yield Fund, Inc. (HYT)
    : Brighthouse Funds Trust I - BlackRock High Yield Portfolio (MIST-HY)
    AST BlackRock Global Strategies Portfolio (US High Yield) (PRU-AA-HY)
    JNL/BlackRock Global Long Short Credit Fund (SMF_CC-GC)

THE OFFERING

KEY CHARACTERISTICS (COMPLETE ALL FIELDS)

 Date of                    11-28-2017
 Offering Commencement:

 Security Type:             BND/CORP

 Issuer                     Endeavor Energy Resources, L.P. (2028)

 Selling Underwriter        Goldman Sachs & Co. LLC

                            [X] PNC Capital Markets LLC
 Affiliated Underwriter(s)  [_] Other:

 List of Underwriter(s)     Goldman Sachs & Co. LLC, Credit Suisse Securities
                            (USA) LLC, MUFG Securities Americas Inc., Wells
                            Fargo Securities, LLC, BMO Capital Markets Corp.,
                            Citigroup Global Markets Inc., Merrill Lynch,
                            Pierce, Fenner & Smith Incorporated, PNC Capital
                            Markets LLC, BB&T Capital Markets, a division of
                            BB&T Securities, LLC, CIBC World Markets Corp.,
                            Credit Agricole Securities (USA) Inc., Natixis
                            Securities Americas LLC, Regions Securities LLC,
                            Scotia Capital (USA) Inc.

TRANSACTION DETAILS

Date of Purchase           11-28-2017

Purchase Price/Share
(PER SHARE / % OF PAR)     $100  Total Commission, Spread or Profit   1.15%

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

1.     Aggregate Principal Amount Purchased (a+b)                  $ 29,000,000

     a.  US Registered Funds (Appendix attached with individual
         Fund/Client purchase)                                     $ 18,618,000

     b.  Other BlackRock Clients                                   $ 10,382,000

2.     Aggregate Principal Amount of Offering                      $500,000,000

FUND RATIO
[Divide Sum of #1 by #2]
Must be less than 0.25............................................        0.058

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


LEGAL REQUIREMENTS

OFFERING TYPE (CHECK ONE)

The securities fall into one of the following transaction types (see
Definitions):

[_] U.S. Registered Public Offering... [Issuer must have 3 years of continuous
                                       operations]
[X] Eligible Rule 144A Offering....... [Issuer must have 3 years of continuous
                                       operations]
[_] Eligible Municipal Securities
[_] Eligible Foreign Offering......... [Issuer must have 3 years of continuous
                                       operations]
[_] Government Securities Offering.... [Issuer must have 3 years of continuous
                                       operations]

TIMING AND PRICE (CHECK ONE OR BOTH)

[X] The securities were purchased before the end of the first day on which any
    sales were made, at a price that was not more than the price paid by each
    other purchaser of securities in that offering or in any concurrent
    offering of the securities; and
[_] If the securities are offered for subscription upon exercise of rights, the
    securities were purchased on or before the fourth day before the day on
    which the rights offering terminated.

FIRM COMMITMENT OFFERING (CHECK ONE)

[X] YES  The securities were offered pursuant to an underwriting or similar
[_] NO   agreement under which the underwriters were committed to purchase all
         of the securities being offered, except those purchased by others
         pursuant to a rights offering, if the underwriters purchased any of
         the securities.

NO BENEFIT TO AFFILIATED UNDERWRITER (CHECK ONE)

[X] YES  No affiliated underwriter was a direct or indirect participant in, or
[_] NO   benefited directly or indirectly from, the transaction.

Completed by:             Dipankar Banerjee                 Date:   11-30-2017
                          --------------------------------         ------------
                          Global Syndicate Team Member

Approved by:              Steven Delaura                    Date:   11-30-2017
                          --------------------------------         ------------
                          Global Syndicate Team Member

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

DEFINITIONS

TERM                       DEFINITION
Fund Ratio                 Number appearing at the bottom of page 1 of 2 of
                           the Rule 10f-3 Report form. It is the sum of the
                           Funds' participation in the offering by the Funds
                           and other accounts managed by BlackRock divided by
                           the total amount of the offering.

Eligible Foreign Offering  The securities are sold in a public offering
                           conducted under the laws of a country other than
                           the United States and

                           (a) the offering is subject to regulation in such
                               country by a "foreign financial regulatory
                               authority," as defined in Section 2(a)(50) of
                               the Investment Company Act of 1940;

                           (b) the securities were offered at a fixed price to
                               all purchasers in the offering (except for any
                               rights to purchase securities that are required
                               by law to be granted to existing security
                               holders of the issuer);

                           (c) financial statements, prepared and audited as
                               required or permitted by the appropriate
                               foreign financial regulatory authority in such
                               country, for the two years prior to the
                               offering, were made available to the public and
                               prospective purchasers in connection with the
                               offering; and

                           (d) if the issuer is a "domestic issuer," i.e.,
                               other than a foreign government, a national of
                               any foreign country, or a corporation or other
                               organization incorporated or organized under
                               the laws of any foreign country, it (1) has a
                               class of securities registered pursuant to
                               section 12(b) or 12(g) of the Securities
                               Exchange Act of 1934 or is required to file
                               reports pursuant to section 15(d) of that act,
                               and (2) has filed all the material required to
                               be filed pursuant to section 13(a) or 15(d) of
                               that act for a period of at least 12 months
                               immediately preceding the sale of securities
                               (or for such shorter period that the issuer was
                               required to file such material)

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

TERM                                   DEFINITION
Eligible Municipal Securities          The securities:

                                       (a) are direct obligations of, or
                                           obligations guaranteed as to
                                           principal or interest by, a State
                                           or any political subdivision
                                           thereof, or any agency or
                                           instrumentality of a State or any
                                           political subdivision thereof, or
                                           any municipal corporate
                                           instrumentality of one or more
                                           States, or any security which is an
                                           industrial development bond (as
                                           defined in section 103(c)(2) of
                                           Title 26) the interest on which is
                                           excludable from gross income under
                                           certain provisions of the Internal
                                           Revenue Code;

                                       (b) are sufficiently liquid that they
                                           can be sold at or near their
                                           carrying value within a reasonably
                                           short period of time; and

                                       (c) either

                                            (1) are subject to no greater than
                                                moderate credit risk; or

                                            (2) if the issuer of the municipal
                                                securities, or the entity
                                                supplying the revenues or
                                                other payments from which the
                                                issue is to be paid, has been
                                                in continuous operation for
                                                less than three years,
                                                including the operation of any
                                                predecessors, the securities
                                                are subject to a minimal or
                                                low amount of credit risk.

                                       Also, purchases of municipal securities
                                       may not be designated as group sales or
                                       otherwise allocated to the account of
                                       any prohibited seller (i.e., an
                                       affiliated underwriter).
Eligible Rule 144A Offering            The securities are sold in an offering
                                       where

                                       (a) the securities are offered or sold
                                           in transactions exempt from
                                           registration under Section 4(2) of
                                           the Securities Act of 1933, Rule
                                           144A thereunder, or Rules 501-508
                                           thereunder;

                                       (b) the securities were sold to persons
                                           that the seller and any person
                                           acting on behalf of the seller
                                           reasonably believe to include
                                           qualified institutional buyers, as
                                           defined in Rule 144A ("QIBs"); and

                                       (c) the seller and any person acting on
                                           behalf of the seller reasonably
                                           believe that the securities are
                                           eligible for resale to other QIBs
                                           pursuant to Rule 144A.
Government Securities Offering         The security is issued or guaranteed as
                                       to principal or interest by the United
                                       States, or by a person controlled or
                                       supervised by and acting as an
                                       instrumentality of the Government of
                                       the United States pursuant to authority
                                       granted by the Congress of the United
                                       States; or any certificate of deposit
                                       for any of the foregoing.

<PAGE>

Rule 10f-3 Report - Definitions                          [LOGO OF BLACKROCK]

TERM                              DEFINITION
U.S. Registered Public Offering.  The securities offered are registered under
                                  the Securities Act of 1933 that are being
                                  offered to the public.
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.77O RULE 10F-3
<SEQUENCE>31
<FILENAME>77o41.txt
<TEXT>
<PAGE>

                                                            [LOGO OF BLACKROCK]

Rule 10f-3 Transaction Form

Acquisition of Securities During Affiliated Underwritings

PARTICIPATING FUNDS

..   U.S. Registered Funds (Name of Fund, Aladdin Ticker):
    BlackRock Core Bond Trust - High Yield (BHK-HYLD)
    BlackRock Multi-Sector Income Trust - High Yield (BIT-HYLD)
    BlackRock Limited Duration Income Trust - High Yield (BLW-HYLD)
    BlackRock Funds II, High Yield Bond Portfolio (BR-HIYLD)
    BlackRock Credit Strategies Income - High Yield (BR-MSBHY)
    BlackRock Global Long Short Credit Fund - High Yield Sleeve (BRGC-HY)
    BlackRock High Yield Portfolio of BlackRock Series Fund, Inc (BVA-HI)
    BlackRock High Yield V.I. Fund (BVA-HY)
    BlackRock Corporate High Yield Fund, Inc. (HYT)
    Brighthouse Funds Trust I - BlackRock High Yield Portfolio (MIST-HY)
    AST BlackRock Global Strategies Portfolio (US High Yield) (PRU-AA-HY)
    Global Atlantic BlackRock High Yield Portfolio (SMF_GA-HY)

THE OFFERING

KEY CHARACTERISTICS (COMPLETE ALL FIELDS)

Date of                    01-31-2018
Offering Commencement:

Security Type:             BND/CORP

Issuer                     American Woodmark Corporation (2026)

Selling Underwriter        Wells Fargo Securities, LLC

Affiliated Underwriter(s)  [X] PNC Capital Markets LLC
                           [_] Other:

List of Underwriter(s)     Wells Fargo Securities, LLC, BMO Capital Markets
                           Corp, Citizens Capital Markets, Inc, SunTrust
                           Robinson Humphrey, Inc, BBVA Securities Inc,
                           Capital One Securities, Inc, Fifth Third Securities
                           Inc, MUFG Securities Americas Inc, PNC Capital
                           Markets LLC, Regions Securities LLC, U.S. Bancorp
                           Investments, Inc

TRANSACTION DETAILS

Date of Purchase           01-31-2018

Purchase Price/Share
(PER SHARE / % OF PAR)     $100.00 Total Commission, Spread or Profit   1.250%

                                                                    Page 1 of 2

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


1.  Aggregate Principal Amount Purchased (a+b)                   $ 16,000,000

    a.  US Registered Funds
        (Appendix attached with individual Fund/Client purchase) $  6,759,000

    b.  Other BlackRock Clients                                  $  9,241,000

2.  Aggregate Principal Amount of Offering                       $350,000,000

FUND RATIO
[Divide Sum of #1 by #2]
Must be less than 0.25                                              0.0457143

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

LEGAL REQUIREMENTS

OFFERING TYPE (CHECK ONE)

The securities fall into one of the following transaction types (see
Definitions):

[_] U.S. Registered Public Offering... [Issuer must have 3 years of continuous
                                       operations]
[X] Eligible Rule 144A Offering....... [Issuer must have 3 years of continuous
                                       operations]
[_] Eligible Municipal Securities
[_] Eligible Foreign Offering......... [Issuer must have 3 years of continuous
                                       operations]
[_] Government Securities Offering.... [Issuer must have 3 years of continuous
                                       operations]

TIMING AND PRICE (CHECK ONE OR BOTH)

[X] The securities were purchased before the end of the first day on which any
    sales were made, at a price that was not more than the price paid by each
    other purchaser of securities in that offering or in any concurrent
    offering of the securities; and
[_] If the securities are offered for subscription upon exercise of rights, the
    securities were purchased on or before the fourth day before the day on
    which the rights offering terminated.

FIRM COMMITMENT OFFERING (CHECK ONE)

[X] YES  The securities were offered pursuant to an underwriting or similar
[_] NO   agreement under which the underwriters were committed to purchase all
         of the securities being offered, except those purchased by others
         pursuant to a rights offering, if the underwriters purchased any of
         the securities.

NO BENEFIT TO AFFILIATED UNDERWRITER (CHECK ONE)

[X] YES  No affiliated underwriter was a direct or indirect participant in, or
[_] NO   benefited directly or indirectly from, the transaction.

Completed by:             Arushi Bhasin                     Date:   02-09-2018
                          --------------------------------         ------------
                          Global Syndicate Team Member

Approved by:              Steven DeLaura                    Date:   02-09-2018
                          --------------------------------         ------------
                          Global Syndicate Team Member

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

DEFINITIONS

TERM                           DEFINITION
Fund Ratio                     Number appearing at the bottom of page 1 of 2
                               of the Rule 10f-3 Report form. It is the sum of
                               the Funds' participation in the offering by the
                               Funds and other accounts managed by BlackRock
                               divided by the total amount of the offering.

Eligible Foreign Offering      The securities are sold in a public offering
                               conducted under the laws of a country other
                               than the United States and

                               (a) the offering is subject to regulation in
                                   such country by a "foreign financial
                                   regulatory authority," as defined in
                                   Section 2(a)(50) of the Investment Company
                                   Act of 1940;

                               (b) the securities were offered at a fixed
                                   price to all purchasers in the offering
                                   (except for any rights to purchase
                                   securities that are required by law to be
                                   granted to existing security holders of the
                                   issuer);

                               (c) financial statements, prepared and audited
                                   as required or permitted by the appropriate
                                   foreign financial regulatory authority in
                                   such country, for the two years prior to
                                   the offering, were made available to the
                                   public and prospective purchasers in
                                   connection with the offering; and

                               (d) if the issuer is a "domestic issuer," i.e.,
                                   other than a foreign government, a national
                                   of any foreign country, or a corporation or
                                   other organization incorporated or
                                   organized under the laws of any foreign
                                   country, it (1) has a class of securities
                                   registered pursuant to section 12(b) or
                                   12(g) of the Securities Exchange Act of
                                   1934 or is required to file reports
                                   pursuant to section 15(d) of that act, and
                                   (2) has filed all the material required to
                                   be filed pursuant to section 13(a) or 15(d)
                                   of that act for a period of at least 12
                                   months immediately preceding the sale of
                                   securities (or for such shorter period that
                                   the issuer was required to file such
                                   material)

<PAGE>

Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]


TERM                           DEFINITION
Eligible Municipal Securities  The securities:

                               (a) are direct obligations of, or obligations
                                   guaranteed as to principal or interest by,
                                   a State or any political subdivision
                                   thereof, or any agency or instrumentality
                                   of a State or any political subdivision
                                   thereof, or any municipal corporate
                                   instrumentality of one or more States, or
                                   any security which is an industrial
                                   development bond (as defined in section
                                   103(c)(2) of Title 26) the interest on
                                   which is excludable from gross income under
                                   certain provisions of the Internal Revenue
                                   Code;

                               (b) are sufficiently liquid that they can be
                                   sold at or near their carrying value within
                                   a reasonably short period of time; and

                               (c) either

                                   (1) are subject to no greater than moderate
                                       credit risk; or

                                   (2) if the issuer of the municipal
                                       securities, or the entity supplying the
                                       revenues or other payments from which
                                       the issue is to be paid, has been in
                                       continuous operation for less than
                                       three years, including the operation of
                                       any predecessors, the securities are
                                       subject to a minimal or low amount of
                                       credit risk.

                               Also, purchases of municipal securities may not
                               be designated as group sales or otherwise
                               allocated to the account of any prohibited
                               seller (i.e., an affiliated underwriter).

Eligible Rule 144A Offering    The securities are sold in an offering where

                               (a) the securities are offered or sold in
                                   transactions exempt from registration under
                                   Section 4(2) of the Securities Act of 1933,
                                   Rule 144A thereunder, or Rules 501-508
                                   thereunder;

                               (b) the securities were sold to persons that
                                   the seller and any person acting on behalf
                                   of the seller reasonably believe to include
                                   qualified institutional buyers, as defined
                                   in Rule 144A ("QIBs"); and

                               (c) the seller and any person acting on behalf
                                   of the seller reasonably believe that the
                                   securities are eligible for resale to other
                                   QIBs pursuant to Rule 144A.

Government Securities Offering The security is issued or guaranteed as to
                               principal or interest by the United States, or
                               by a person controlled or supervised by and
                               acting as an instrumentality of the Government
                               of the United States pursuant to authority
                               granted by the Congress of the United States;
                               or any certificate of deposit for any of the
                               foregoing.

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Rule 10f-3 Report - Definitions                            [LOGO OF BLACKROCK]

TERM                              DEFINITION
U.S. Registered Public Offering.  The securities offered are registered under
                                  the Securities Act of 1933 that are being
                                  offered to the public.
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