The Figure Below Shows the Short-Run Aggregate Demand and Supply

Multiple Choice

The figure below shows the short-run aggregate demand and supply curves of an economy. If the economy is currently producing at Y₂, long-run equilibrium will most likely be established by a(n) :

A) increase in short-run aggregate supply.
B) decrease in short-run aggregate supply.
C) decrease in potential output.
D) increase in potential output.
E) rightward shift of the aggregate demand curve.