Which of the Following Statements Is True About the Economy

Multiple Choice

Which of the following statements is true about the economy in the long run?

A) Equilibrium output must be below potential GDP and the rate of unemployment must exceed the natural rate.
B) Production costs are close to zero.
C) The rate of unemployment is zero in the long run.
D) The aggregate demand curve plays no role in determining the equilibrium level of real GDP.
E) The aggregate supply curve is a horizontal line.