The Four Main Tools of Monetary Policy Are

The four main tools of monetary policy are:

A) tax rate changes,the discount rate,open-market operations,and the federal funds rate.
B) tax rate changes,changes in government expenditures,open-market operations,and interest on reserves.
C) the discount rate,the reserve ratio,interest on reserves,and open-market operations.
D) changes in government expenditures,the reserve ratio,the federal funds rate,and the discount rate.