Use the Following for Questions 40-42

Multiple Choice

Use the following for questions 40-42.
Exhibit: Profit Maximization for a Firm in Monopolistic Competition

-(Exhibit: Profit Maximization for a Firm in Monopolistic Competition.) Suppose that an innovation reduces a firm's fixed costs and reduces cost from ATC to ATC'.After the innovation reduced the cost, the firm's maximum economic profit is:

A) $0.
B) $30.
C) $1,500.
D) $3,000.