The Aggregate Demand Curve Can Be Derived from the Aggregate

Multiple Choice

The aggregate demand curve can be derived from the aggregate expenditures curves by

A) changing the income level and observing the equilibrium real GDP associated at a given price level.
B) changing the price level and observing the size of the vertical shift in the aggregate expenditures curve.
C) changing the price level and observing the equilibrium real GDP associated with each price level.
D) changing the autonomous expenditure and observing the equilibrium real GDP associated at a given price level.