-The Figure Above Shows the Market Demand Curve and the ATC

Multiple Choice

-The figure above shows the market demand curve and the ATC curve for a firm.Each firm in the market has the same ATC curve.If the firms in the industry agree to form a cartel,the firms in the industry make an economic profit if there are ________ firms,each producing ________ units per hour.

A) 3; 4,000
B) 4; 3,000
C) 2; 6,000
D) 2; 4,000
E) 2; 12,000