The Following Figure Shows the Demand Curve ES, the Average

Multiple Choice

The following figure shows the demand curve ES, the average cost curve AC, the marginal cost curve MC, and the marginal revenue curve MR for a firm.
Figure 8-1

-Refer to Figure 8-1. Under average-cost pricing, the equilibrium price and output in the market are _____, respectively.

A) B and R
B) A and T
C) C and Q
D) D and P
E) A and Q