In 1883, it was the "railroad industry" that was responsible for creating the first system of time zones in the United States, since the introduction of rail travel meant that there needed to be a set table of departure and arrival times across the US.
Here is your answer hope it helps:)
It permitted the expansion of slavery beyond the southern states.
Answer: a view of the world
Explanation:
A more democratic government is the correct answer i already went over this stuff and i have my notes.. i got 100% on the quiz too