Consider the graph below. Suppose qO = 500, pO = $30, and ATC = $20 at 500 units.Is the profit-maximizing firm in an oligopoly market making a profit or loss, and by how much?

• a.)
• b.)
• c.)
• d.)

$15,000 profit

$5,000 loss

$10,000 loss

$5,000 profit