If Real GDP Is Below Potential GDP

Multiple Choice

If real GDP is below potential GDP,

A) long-run equilibrium will be achieved once the aggregate demand curve shifts to the right.
B) the economy is in a short-run equilibrium.
C) long-run equilibrium will be achieved once inflation has stopped declining.
D) the economy is in a medium-run equilibrium.
E) long-run equilibrium will be achieved once prices have stopped declining.