Suppose the Market Demand Function for Ice Cream Is Q^d=10-2P

Suppose the market demand function for ice cream is Q^d=10-2P and the market supply function for ice cream is Q^s=4P-2, both measured in millions of gallons of ice cream per year. Suppose the government imposes a $0.50 tax on each gallon of ice cream. The price paid by buyers with the tax is

A) $2
B) $2.34
C) $2.50
D) $2.25