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´.Suppose further that after the innovation reduced the cost to ATC´, it costs a total of $18 per unit to produce 170 units per day.If the firm charges a price equal to marginal cost, total net profit will be:

A) $1,190.
B) $1,700.
C) $3,060.
D) $3,400.