Refer to the figure above. Suppose that only demand has suddenly shifted to the left. To restore equilibrium, this market will have an immediate:
A.excess demand, which will cause prices to fall to a new equilibrium.
B.excess demand, which will cause prices to rise to a new equilibrium.
C.excess supply, which will cause prices to fall to a new equilibrium.
D.excess supply, which will cause prices to rise to a new equilibrium.