Use the Figure Below to Answer the Following Questions

Use the figure below to answer the following questions.
Figure 14.2.3
-Refer to Figure 14.2.3.Assume this firm faces demand curve D₂.At the profit-maximizing output level,the firm

A) incurs an economic loss.
B) makes zero economic profit.
C) makes an economic profit.
D) is not in a long-run equilibrium.
E) is producing at its efficient scale.