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

• A. there are many sellers in a monopolistically competitive market and there is free entry and exit in the market just like a competitive market
• B. Monopolistically competitive firms face a downward-sloping demand curve just like competitive firms.
• C. Monopolistically competitive firms charge prices equal to the minimum of their average total cost just like competitive firms.
• D. The products are differentiated in a monopolistically competitive market just like in a competitive market.