Answer:
B) Nuclear Warfare
Explanation:
B) nuclear warfare is the most possible answer since both russia and Us had nuclear weapons at the time, and both countries were threatening each other. But were the cold war get hot, I personally believe nuclear warfare wouldn't have happened because of MAD -- Mutually Assured Destruction. If Russia nuclear bombed US, then it was certain that US would bomb Russia and both countries would be completely decimated so there was no point in Nuclear Warfare.
Answer:
I believe your answer would be the App Mountains i remember learning something similar to this in ninth grade but that was in the beginning of it so i might be wrong but i have a pretty good feeling it is :)
Explanation:
The Democratic Republic of the Congo :)
The Monroe Doctrine is the best known U.S. policy toward the Western Hemisphere. Buried in a routine annual message delivered to Congress by President James Monroe in December 1823, the doctrine warns European nations that the United States would not tolerate further colonization or puppet monarchs.