Figure 14-3 -Refer to Figure 14-3.When Price Rises from P3 to P4,the

Figure 14-3
-Refer to Figure 14-3.When price rises from P3 to P4,the firm finds that

A) fixed costs decrease as output increases from Q3 to Q4.
B) it can earn a positive profit by increasing production to Q4.
C) profit is still maximized at a production level of Q3.
D) average revenue exceeds marginal revenue at a production level of Q4.