As a Result of the Negative Role That Over-The-Counter Derivative

As a result of the negative role that over-the-counter derivative securities played during the financial crisis,

A) they are no longer allowed to be used by agents other than commercial banks.
B) all derivative securities must now be traded on an organized exchange.
C) U.S.depository institutions can no longer trade derivative securities for their own account.
D) the Commodities Futures Trading Commission (CFTC) was appointed as the primary regulator of all derivative securities.
E) foreign institutions may no longer participate in the U.S.derivative markets.