The Call Money Rate Is the

The call money rate is the

A) Rate at which you borrow money to make a margin purchase
B) Percentage of a security's value that must be paid to a broker when you receive a marginal call
C) Percentage interest rate that must be paid on any margin shortfall until the brokerage firm receives the funds requested in a margin call
D) Rate at which the brokerage firm borrows funds that are subsequently loaned to margin customers
E) Minimum percentage rate of equity that must be maintained at all times