The Diagram Below Shows Cost and Revenue Curves for a Natural

Multiple Choice

The diagram below shows cost and revenue curves for a natural monopoly producing electricity.Price is dollars per kilowatt hour and quantity is kilowatt hours per day. FIGURE 12-7
-Refer to Figure 12-7.Suppose this firm is being regulated using a policy of marginal-cost pricing.In this case,economic profits are equal to

A) -$15 000.
B) -$28 000.
C) $0.
D) $90 000.
E) -$50 000.