Suppose That the Demand for a Product Produced and Sold

Multiple Choice

Suppose that the demand for a product produced and sold by a single U.S. firm in the U.S. market is Q_USUS = 10 !2P^US, where output is in million of units. If the marginal cost of production is $2 per unit, the profit-maximizing level of output is:

A) 1 million.
B) 2 million.
C) 3 million.
D) 4 million.
E) None of the above.