Select the correct definition of the term "comparative advantage."
A. the ability to produce a good or service at a higher opportunity cost than another
B. the ability to produce a good or service at a lower opportunity cost than another
C. the ability to produce less of a good or service than another over a specified time period
D. a nation offering more favorable trade policy with its allies than with other countries
E. the ability to produce more of a good or service than another over a specified time period

When trading with more developed countries,
A. less developed countries have a comparative advantage in the production of all goods or services.
B. less developed countries do not have a comparative advantage in the production of any goods or services.
C. less developed countries have a comparative advantage in the production of some goods or services.