Refer to the Figure Shown,which Represents the Production Possibilities Frontiers

Multiple Choice

Refer to the figure shown,which represents the production possibilities frontiers for Countries A and B.Which of the following statements is true? The opportunity cost of a truck in Country B is:
A.12 cars.
B.4 trucks.
C.1.5 cars
D.3 cars.

A) measures the opportunity cost of trucks in terms of cars.
B) measures the trade-off that Country A face when deciding how to allocate resources.
C) is constant because the opportunity cost remains constant.
D) All of these statements are true.