The Crittenden Compromise (December 18, 1860) was an unsuccessful proposal by Kentucky Senator John J. Crittenden to resolve the U.S. secession crisis of 1860–1861 by addressing the concerns that led the states in the Deep South of the United States to contemplate secession from the United States.
B is not accurate. i hope thishelps lol
Answer:
The Cold War (1947 to 1991)
Explanation:
Have a good day :)
(I still don't know why they called it the Cold War)
They helped move stuff around to trade and they needed little food and water to survive.