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.

hope this ! x

the right answer is d) a conference committee. it is a temporary panel formed by house and senate members in order to reconcile differences in legislation.