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.
The answer is a) Division of labor.
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Answer:
C. By claiming Iraq had weapons of mass destruction, making it a threat to national security
The Roman empire was well organized with good roads & active trade, so the new religion could spread easily. Constantine was a sun worshipper who feigned Christianity so he could take control and throw out it's one and only goal