Scenario 9-1 Assume a Certain Competitive Price-Taker Firm Is Producing

Multiple Choice

Scenario 9-1 Assume a certain competitive price-taker firm is producing Q = 1,000 units of output. At Q = 1,000, the firm's marginal cost equals $15 and its average total cost equals $11. The firm sells its output for $12 per unit.
Refer to Scenario 9-1. At Q = 999, the firm's profit amounts to

A) $993.
B) $997.
C) $1,003.
D) $1,007.