In Terms of Comparative Advantage, the Most Correct Explanation of Why

Multiple Choice

In terms of comparative advantage, the most correct explanation of why bananas are imported into the U.S.is that

A) bananas cannot be produced in temperate climates.
B) it would take too much irrigation to produce bananas in the United States.
C) bananas can be produced only with more effort elsewhere.
D) U.S.resources are better employed in producing commodities that are relatively more expensive to produce in other countries and relatively less expensive to produce in the U.S.
E) bananas are in relatively low demand in the United States.