Figure 9-8

Multiple Choice

Figure 9-8.On the diagram below,Q represents the quantity of cars and P represents the price of cars.
-Refer to Figure 9-8.When the country for which the figure is drawn allows international trade in cars,

A) consumer surplus increases by the area B.
B) producer surplus decreases by the area B + D.
C) total surplus increases by the area D.
D) All of the above are correct.