Suppose a competitive firm that is profit maximizing pays a wage of $750 per week and the price of its output is $15 per unit.

Suppose a competitive firm that is profit maximizing pays a wage of $750 per week and the price of its output is $15 per unit. Based on this information, you may surmise that the firm's marginal product is

A) 50 units

B) $50

C) 15 units

D) $15

E) $750