The Diagram Below Shows the Demand Curve Facing a Single-Price

Multiple Choice

The diagram below shows the demand curve facing a single-price monopolist. FIGURE 10-4
-Refer to Figure 10-4.Suppose the firm is currently producing at point A on the demand curve,selling 100 units of output at a price of $60 per unit.If the firm moves to point B,the revenue the firm gives up on the units it was already selling is ________,and the revenue it gains on the additional units sold is ________.

A) $1000; $5000
B) $2000; $5000
C) $5000; $2000
D) $100; $200
E) $100; $500