Why was the United States concerned about Vietnam during the 1950s? O The United States feared Communism would spread to Laos and Cambodia.
The United States wanted to help Vietnam gain independence from France.
The United States did not want France to take control of Vietnam from the USSR.
The United States thought it would have to send troops to Dien Bien Phu.

the decreasing neutrality of the u. s. in world war i

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the correct answer is “opportunity cost”. opportunity cost is what a company misses out because it decided in one option over another one. in this case, the company decided to invest in building a factory so it gave up another possible benefit or profit in order to achieve success with the factory.  

trade-off is not the correct answer since it is a situation in which you accept losing something in return for benefits in other areas.

and finally, consequence is a general term used to accept what it comes when you make a decision. it can be a positive or negative consequence depending if the decision you took was the correct one.  

the united states began searching for a way to reduce oil

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