Which of the following statements is true?

A) Currency in circulation in any economy is likely to be equal to the total money supply in the economy.
B) Currency in circulation in any economy is likely to be less than the total money supply in the economy.
C) In the United States, currency in circulation accounts for less than 1% of the money supply.
D) In the United States, currency in circulation accounts for more than 50% of the total money supply.

B