In the short run, if an economy experiences inflation of 10 percent, the cause of the inflation is unimportant. Whatever the cause, the only important issue the government needs to be concerned with is the 10 percent increase in the price level.

This statement implies that:
A. expansionary and contractionary policies have the same economic consequences.
B. there is only demand-side inflation.
C. there is only supply-side inflation.
D. all sources of inflation have the same economic consequences.