Suppose the Economy Is in Long-Run Equilibrium

Multiple Choice

Suppose the economy is in long-run equilibrium. In a short span of time, there is a decline in the money supply, a tax increase, a pessimistic revision of expectations about future business conditions, and a rise in the value of the dollar. In the short run, we would expect

A) the price level and real GDP both to rise.
B) the price level and real GDP both to fall.
C) the price level and real GDP both to stay the same.
D) All of the above are possible.