Answer:
B, C, D, E maybe A but I'm not sure.
Explanation:
Towns would pop up all along the railroad. Americans then would have to spend weeks to get from the east to the west or anywhere, the construction of the railroad was a good thing because they could then take a day or two. It was a better way to travel. Many people could now move out west.
Answer:
1. Venice
2. not sure which obelisk
3. the renaissance also the plague
It is true the equipment did need to change