Below Is a Graphical Illustration of a Typical Firm Operating

Below is a graphical illustration of a typical firm operating in a monopolistically competitive industry:

-Refer to the graph above to answer this question.Which of the following statements is correct?

A) This graph illustrates a short-run situation and some firms will soon exit from the industry.
B) This graph illustrates a short-run situation and new firms will soon enter the industry.
C) This graph illustrates a long-run situation and some firms will soon exit from the industry.
D) This graph illustrates a long-run situation and new firms will soon enter the industry.
E) This graph illustrates what could be either a short-run or a long-run situation.