Consider the graphs, which show aggregate supply (AS) and the change in aggregate demand (AD) from AD1 to AD2 that will result from different monetary policies. Match each policy with the graph showing the corresponding shift.

a. The central bank decreases the discount rate.
b. The central bank sells bonds on the open market.
c. The central bank uses open market operations to conduct expansionary monetary policy.
d. The central bank increases the money supply.
e. The central bank increases the required reserve ratio.
f. The central bank buys bonds from private banks.

WORD BANK:
- Graph A
- Graph B