Suppose that canada and australia are the only two countries in the world. suppose also that in australia, an acre of land can produce 75 tons of apples or 60 bushels of oranges, while in canada, an acre of land can produce 60 tons of apples or 150 bushels of oranges. which of the following statements are true? (select all that apply) ? a. canada has an absolute advantage in the production of apples because it has higher productivity in apples. b. canada has an absolute advantage in the production of oranges because it has higher productivity in oranges. c. australia has an absolute advantage in the production of apples because it has higher productivity in apples. d. australia has an absolute advantage in the production of oranges because it has higher productivity in oranges.