Which of the Following Is Most Likely to Happen If

Multiple Choice

Which of the following is most likely to happen if the aggregate demand curve for an economy (which was initially in equilibrium) shifts to the left, aggregate supply remaining unchanged?

A) The equilibrium real GDP will decrease.
B) The equilibrium price level in the economy will increase.
C) The aggregate supply curve will shift rightward.
D) The aggregate supply curve will shift leftward.
E) The economy will experience an expansion.