15. Prince Company wants to double production of Product A from 500 units to 1,000 units. The variable manufacturing cost per unit is $15. The variable nonmanufacturing cost per unit is $30. There are no fixed costs. The selling price per unit is $45. What is the incremental revenue of the proposed change?

A) $15,000

B) $22,500

C) $30,000

D) $45,000