2. The way central counterparties (CCP) function, and one of their disadvantages are to:

A) Clear an over-the-counter derivative transaction, and overcollateralize the market

B) Clear over-the-counter derivative transactions, and concentrate centralized credit risks

C) Clear exchange-traded derivative transactions, and overcollateralize the market

D) Clear exchange-traded derivative transactions, and concentrate centralized credit risks

E) None of the above