Using the Sticky-Price Model, the Higher the Average Rate of Inflation

Multiple Choice

Using the sticky-price model, the higher the average rate of inflation, the more frequently firms must adjust their prices, which implies that a high rate of inflation:

A) has no effect on the slope of the short-run aggregate supply curve.
B) should make the short-run aggregate supply curve flatter.
C) makes the short-run aggregate supply curve steeper.
D) causes prices to be sticky.