Answer:
A) must be 4
Step-by-step explanation:
Velocity of money is the rate of exchange of money in an economy
Use the following formula to calculate the velocity of money
Velocity of money = GDP value / Money Supply
Placing values in the formula
Velocity of money = $2 trillion / 0.5 trillion
Velocity of money = 4
Hence, Option A) must be 4 is correct option