Use the Following to Answer Questions

Multiple Choice

Use the following to answer questions :
Scenario: The Velocity Equation
Suppose that real GDP equals $10 trillion, nominal GDP equals $20 trillion, and the aggregate price level equals 2.
-(Scenario: The Velocity Equation) Look at the scenario The Velocity Equation. If the velocity of money is 2, the money supply is:

A) $20 trillion.
B) $10 trillion.
C) $5 trillion.
D) $40 trillion.