Task: Instance Description Understanding (ontology: Business_Finance/Financial_Industry_Business_Ontology)

Which of the following definitions best describes the instance 'TEFRA D rule'?

A. securities regulation that applies to broker-dealers registered under section 15(b) of the Securities Exchange Act of 1934 (15 U.S.C. 78o(b)), or that are security-based swap dealers or major security-based swap participants under section 15F(b) of the Act (15 U.S.C. 78o-10(b)), requiring them to maintain reserve accounts to protect customer funds, segregate customer securities in custody accounts, and if a security sold long has not been delivered within 10 business days after the settlement date, requires them to either buy the customer in, or apply for and receive an extension from its designated examining authority
B. securities regulation that is a U.S. Treasury Regulation section 1.163-5(c)(2)(i)(D), or any successor regulation, established under the Tax Equity and Fiscal Responsibility Act of 1982 (TEFRA), that relates to the classification of debt obligations as either 'bearer' or 'registered' for U.S. tax purposes, applies to most straightforward issues of bearer debt in the Euromarkets, and ensures that an issue of bearer debt satisfied 'reasonable arrangement' requirements
C. securities regulation defining an exemption through which corporations can issue unregistered securities to qualified foreign investors and foreign institutions
D. securities regulation that is part of Regulation SHO that is a circuit breaker limiting short sales to prevent them from causing a security's price to drop further after a significant decline

Answer: securities regulation that is a U.S. Treasury Regulation section 1.163-5(c)(2)(i)(D), or any successor regulation, established under the Tax Equity and Fiscal Responsibility Act of 1982 (TEFRA), that relates to the classification of debt obligations as either 'bearer' or 'registered' for U.S. tax purposes, applies to most straightforward issues of bearer debt in the Euromarkets, and ensures that an issue of bearer debt satisfied 'reasonable arrangement' requirements