If a Country Has a Comparative Advantage in the Production

If a country has a comparative advantage in the production of all goods,it should:

A) specialise in the production of goods with the lowest opportunity cost.
B) specialise in the production of goods with the highest opportunity cost.
C) specialise in the production of goods with the absolute advantage.
D) specialise in the production of goods without the absolute advantage.
E) not specialise at all and produce all the goods itself.