Missouri Can Produce 10,000 Tons of Pecans Per Year or 5,000

Missouri can produce 10,000 tons of pecans per year or 5,000 tons of pears per year. Washington can produce 12,000 tons of pecans per year or 48,000 tons of pears per year. Which of the following statements about opportunity cost is correct?

A) The opportunity cost of a ton of pecans is 2 tons of pears for Missouri and 1/4 ton of pears for Washington.
B) The opportunity cost of a ton of pears is 2 tons of pecans for Missouri and 1/4 ton of pecans for Washington.
C) The opportunity cost of a ton of pecans is 1/2 ton of pears for Missouri and 4 tons of pears for Washington.
D) Both answers B and C are correct.