Suppose that the cost ratios of the two products are: Country A = 1 pound of apples = 2 pounds of plums Country B = 1 pound of apples = 4 pounds of plums If both countries have identical resources, you can conclude that: A) Country A has a comparative advantage in plums and apples. B) Country B has a comparative advantage in plums. C) Country A has a comparative advantage in plums. D) Country B has comparative advantage in both plums and apples