Consider the Following Information, and Assume That Opportunity Costs Are

Consider the following information, and assume that opportunity costs are constant: On one hand, residents of Country A can produce more corn in a year than residents of Country B, but they can produce computers at a lower opportunity cost than residents of country B. On the other hand, residents of country B can produce more computers in a year than residents of Country A, but they can produce corn at a lower opportunity cost than residents of country A. It can be concluded that residents of

A) Country A should produce corn and trade it for computers produced in Country B.
B) Country B should produce computers and trade them for corn produced in Country B.
C) Country A should produce computers and trade them for corn produced in Country B.
D) both countries should choose not to trade.