Use the Following Figure to Answer the Question : Figure

Multiple Choice

Use the following figure to answer the question : Figure 9-4 : shows the marginal cost curve,the average cost curve,the average variable cost curve,and the demand curve for a firm over different levels of output.The market price is $P.
-Refer to Figure 9-4.The firm should shut down if the price falls to _____.

A) OP
B) OR
C) OS
D) OV