When the price level fall, what tends to happen to real output in the short run and long run as a result?

options:

A. Real output tends to increase in the short run but not in the long run.

B. Real output tends to increase in the long run but not in the short run.

C. Real output tends to decrease in the short run but not in the long run.

D. Real output tends to increase in both the short run and the long run.