Both the New Keynesians and Traditional Keynesians Would Disagree with Which

Multiple Choice

Both the new Keynesians and traditional Keynesians would disagree with which of the following ideas?

A) Prices and wages tend to adjust slowly in the short run.
B) Real GDP adjusts to changes in aggregate demand.
C) Discretionary monetary and fiscal policies are necessary to keep the economy stabilized.
D) Changes in business and consumer spending represent a substantial source of economic instability.
E) Markets clear continuously.