If Potential GDP Is Equal to $600 Billion, What Does

Multiple Choice

If potential GDP is equal to $600 billion, what does the long-run aggregate supply curve look like?

A) It is a horizontal line at $600 billion of GDP.
B) It is a vertical line at a level of GDP below $600 billion.
C) It is a vertical line at $600 billion of GDP.
D) It is a vertical line at a level of GDP above $600 billion.
E) It is a positively sloped line beginning at the origin and passing through a GDP of $600 billion.