The Use of the Word "Monopoly" in the Name of the Market

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 firm faces a downward sloping 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.