The Diagram Below Shows the (Hypothetical)demand and Supply Curves for Regional

Multiple Choice

The diagram below shows the (hypothetical) demand and supply curves for regional jets in Canada.Assume that the market is competitive,all jets are identical,and that Canada engages in international trade. FIGURE 32-6
-Refer to Figure 32-6.Assume the world price of a regional jet is $20 million.How many jets are not produced in Canada that would have been if Canada did not engage in international trade?

A) 20
B) 40
C) 50
D) 70
E) 90