If Two Countries Implement the Policies Called for by the Theory

If two countries implement the policies called for by the theory of comparative advantage, what will happen?

A) One country will be able to outproduce, and sell more, than the other country.
B) Production will increase in one country, while consumption will decrease in the other.
C) Consumption will drop in both countries while production will remain constant.
D) Consumption will increase in both countries.