Suppose the Level of Autonomous Spending Increases at a Given

Multiple Choice

Suppose the level of autonomous spending increases at a given price level.How does this relate to the aggregate expenditure line and aggregate demand?  

A)  The aggregate expenditure line shifts upward, and the economy moves upward along the aggregate demand curve. 
B)  The aggregate expenditure line shifts downward, and the economy moves upward along the aggregate demand curve. 
C)  The aggregate expenditure line shifts upward, and the aggregate demand curve shifts to the right. 
D)  The aggregate expenditure line shifts downward, and the aggregate demand curve shifts to the left.