I believe the answer is D. New England. New England is where the original 13 colonies are located, and was the first area to began having factories and cities instead of farmland.
The "Big Three" countries were the United States, Great Britain and Russia. They were called this because they were by far the most important allied players during the war, with Russia and Britain taking on most of the casualties.
Answer:
In 1949, the United States, Canada, and 10 countries of Western Europe formed a new military alliance called the North Atlantic Treaty Organization (NATO). This group agreed to consider an attack on any member as an attack on all and formed a standing army to defend Western Europe in the event of a Soviet invasion.
Explanation:
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The answer is d I think but not sure