Each SRO functions under the SEC's oversight and is accountable to the commission for enforcing federal securities laws. While the MSRB regulates all matters related to the underwriting and trading of state and municipal securities, it does not have enforcement powers of its rules. Which of the following does the MSRB rely on for enforcement of these rules?
A) Federal Deposit Insurance Corporation
B) Financial Industry Regulatory Authority
C) Chicago Board Options Exchange
D) Securities and Exchange Commission