Which of the Following Is TRUE

Multiple Choice

Which of the following is TRUE?

A) All markets should be oligopolies because that is the most efficient market structure.
B) Monopolistic competition results in excess capacity, since in the long run the point where MR = MC is to the right of the minimum of the ATC curve.
C) In monopolistic competition firms earn large economic profits in the long run.
D) In monopolistic competition firms earn zero economic profits in the long run.