In the Short-Run,the Similarity Between a Monopolist and a Monopolistically

In the short-run,the similarity between a monopolist and a monopolistically competitive firm is that

A) they both make the same decisions about the level of output and output price.
B) they both face an upward-sloping supply curve for their products.
C) they both try to maximize their total revenues.
D) they both try to minimize their average fixed costs.
E) they set the price such that marginal revenue equals average total cost.