Fractional-Reserve Banking Depends on the Assumption That

Fractional-reserve banking depends on the assumption that

A) not all depositors will withdraw their deposits at the same time.
B) most banks will have assets that outweigh liabilities.
C) banks generally make more sound investments than poor investments.
D) at least a portion of the currency, though not all, is backed by gold.
E) the FDIC insures all bank loans up to $100,000.