How did the creation of time zones aid the railroad as well as different parts of the United States?

answer:

Operators of the new railroad lines needed a new time plan that would offer a uniform train schedule for departures and arrivals. Four standard time zones for the continental United States were introduced on November 18, 1883

Explanation:

the government created by the constitution is described as one where voters elect representatives to govern. i think that should be ur answer

increase in population