The Best Way for Federal Reserve Board Officials to Help

The best way for Federal Reserve Board officials to help boost a stagnant economy is to

A) raise interest rates so that banks can earn more money on the loans they provide to individuals and businesses.
B) lower interest rates so that banks can provide more loans at cheaper rates to individuals and businesses.
C) take money out of circulation so that the dollar becomes more valuable.
D) raise the reserve requirement,restricting the amount of cash and negotiable securities banks must have on hand.