The Key Difference Between Monopolistic Competition and Perfect Competition Is

Multiple Choice

The key difference between monopolistic competition and perfect competition is that in monopolistic competition the tangency of

A) AC and the demand curve occurs along the negatively sloped part of AC.
B) the demand curve and AC occurs at the minimum point of the AC curve.
C) AC and the demand curve occurs along the positively sloped part of AC.
D) MC and MR at the optimum output.