-In the Above Figure the Economy Is Initially at Point

-In the above figure the economy is initially at point A on aggregate expenditure curve AE₀.Suppose investment decreases.As a result

A) the AE curve shifts upward to a curve such as AE₂.
B) the AE curve shifts downward to a curve such as AE₁.
C) there is a movement along AE₁ to a point such as B.
D) there is a movement along AE₁ to a point such as C.