A. Russia giving up its claim to resource-rich lands in eastern Europe.
is the answer
In 1697, Africans were not allowed to bury their dead in what had become New York's primary burial ground. Scholars believe that this ban was the reason Africans used the burial ground today recognized as the African Burial Ground National Monument.
Answer:
Comparative advantage
Explanation:
A comparative advantage is when one country can make a good more inexpensively and efficiently in comparison to another country. Comparative advantages plays a significant role in the American and world economy. This is due to the fact that countries decide to trade and interact with each other based on these comparative advantages. This ensures that countries are using their resources wisely.
I think B is the appropriate answer among the others. Hope this helps :)