Respuesta :
Answer:
Country B has a comparative advantage producing coal.
Explanation:
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In the situation as given above, the country B has an added comparative advantage of producing coal.
What is a comparative advantage?
An advantage that an individual or a group has over the other in terms of its capacities and capabilities, generally measured in quantitative terms, is known as a comparative advantage.
Here, Country B produces 300 tons of coal as against 250 tons of coal produced by Country A, and thus it holds a comparative advantage over the Country A.
Hence, option D holds true regarding the comparative advantage of country B over country A.
Learn more about comparative advantage here:
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