Suppose That the Central Bank Must Follow a Rule That

Suppose that the central bank must follow a rule that requires it to increase the money supply when the price level falls and decrease the money supply when the price level rises.If the economy starts from long-run equilibrium and aggregate supply shifts left,the central bank must

A) decrease the money supply,which will move output back towards its long-run level.
B) decrease the money supply,which will move output farther from its long-run level.
C) increase the money supply,which will move output back towards its long-run level.
D) increase the money supply,which will move output farther from its long-run level.