The use of the word “monopoly” in the name of the market structure called “monopolistic competition” refers to the fact that ?

A. monopolistically competitive firms charge prices equal to their marginal costs just like monopolists
B. a monopolistically competitive firms faces a downward-slog demand curve for its differentiated product and so does a monopolist
C. monopolistically competitive markets have free entry and exit just like a monopolistic market
D. monopolistically competitive firms produce beyond their efficient scale and so do monopolists