The Economy Is in Long-Run Equilibrium

Multiple Choice

The economy is in long-run equilibrium.Suppose that automatic teller machines become cheaper and more convenient to use,and as a result the demand for money falls.Other things equal,we would expect that,in the short run,

A) the price level and real GDP would rise,but in the long run they would both be unaffected.
B) the price level and real GDP would rise,but in the long run the price level would rise and real GDP would be unaffected.
C) the price level and real GDP would fall,but in the long run they would both be unaffected.
D) the price level and real GDP would fall,but in the long run the price level would fall and real GDP would be unaffected.