Answer:
If youre asking multiple choice then the answer would be all of the above
Explanation:
One of the main ways in which changes to the railroad helped American industries to grow is that the expansion of the rail system led to increased migration to the west, which led to more farming and agricultural output. Another would be that it led to settlements that ultimately led to business that were able to conduct business over state lines with great ease.
Answer:Over the centuries, the Great Wall has been built and rebuilt for three main purposes: as kingdom border defenses, to defend China's northern border, and for tourism. Read on to see why China built, or did not build, the Great Wall in different historical periods.
Explanation:hope I helped!
A lot all h all so u see if jdf
Answer:
The Alps
Explanation:
They separate Italy from its neighbors. It is the closest mountain range to Italy.