Answer: C. By encouraging countries to import foreign goods that they can't produce efficiently.
Explanation: Correct answer on A pex.
Comparative advantage affects trade between countries by encouraging countries to import foreign goods that they can't produce efficiently. Therefore, (C) is the correct option.
The ability of an economy or a nation to produce a particular commodity or service at an effective price or with a lower opportunity cost is known as a comparative advantage.
As a result, it encourages nations to import commodities from other nations that are manufacturing them more cheaply.
Therefore, (C) is the correct option.
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