Table 3-26 Assume That Japan and Korea Can Switch Between Producing Cars

Multiple Choice

Table 3-26
Assume that Japan and Korea can switch between producing cars and producing airplanes at a constant rate.
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-Refer to Table 3-26. Suppose Japan decides to increase its production of cars by 45. What is the opportunity cost of this decision?

A) 9 airplanes
B) 15 airplanes
C) 135 airplanes
D) 225 airplanes