What changes did america face as a result of the transcontinental railway

the transcontinental railroad was built in the 1800s to connect council bluffs, iowa, with the san francisco bay and revolutionize transport in the u.s. the 1850s were a time of westward expansion for the united states. these two companies then began constructing what would become the transcontinental railroad.

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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.  

your answer would be (a)