If Full-Employment GDP Is Equal to $1

Multiple Choice

If full-employment GDP is equal to $1.9 trillion and the current price level is 130, what does the long-run aggregate supply curve look like?

A) It is a horizontal line at 130 of real GDP.
B) It is a vertical line at a level of real GDP below $1.9 trillion.
C) It is a vertical line at $1.9 trillion of real GDP.
D) It is a vertical line at a price level of 130.
E) It is a horizontal line at a price level of 130.