The correct answer is: "TRUE".
A comparative advantage is defined as the superiority that a country or producer enjoys, and which enables him to manufacture a certain product at a lower cost, or with a higher quality, if compared to its competitors. Therefore, this producer becomes the most efficient and he is able to elaborate the product with the lowest opportunity cost, an obtain a larger amount of output given the same endownment of resources.
Countries or companies specialize on producing the goods or services where they have acquired a comparative advantage.