Assuming the Crowding-Out Effect but No Multiplier or Investment-Accelerator Effects

Multiple Choice

Assuming the crowding-out effect but no multiplier or investment-accelerator effects, what is the effect of a $500 billion increase in government expenditures on the aggregate demand or supply?

A) It shifts the aggregate demand right by more than $500 billion.
B) It shifts the aggregate demand right by less than $500 billion.
C) It shifts the aggregate supply left by more than $500 billion.
D) It shifts the aggregate supply left by less than $500 billion.