Which situation is an example of comparative advantage in an international market? O Country A decides to grow extra potatoes so they have more to export, while Country B does not.
Factories in Country A can produce the same number of tablets as factories in Country B, or the factories in
Country A could be used to buld more laptops than the factories in Country B.
O Country A invests in a new technology while Country B chooses to invest in education.
O Farmland in Country A can produce 100 units of rice per acre, while Country B can only produce 70 units of rice
using the same amount of workers and farmland.

wealthy plebeians became part of the roman nobility. however, despite changes in the laws, the patricians always held a majority of the wealth and power in ancient rome. a third social class in roman society was the slaves. around one third of the people living in rome were slaves.

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explanation:

answer is b.

  it is always the best policy to have good communication and good relations between individuals and, specially, between leaders of the countries. for this purpose, among others, there is a common place, the united nations, where the representants can present his and learn about the other country's policies.