asked 120k views
5 votes
Which of these factors contributed most to US westward expansion in the second half of the nineteenth century?

A.
improved overland trails
B.
development of more railroad systems
C.
peace treaties with American Indians
D.
discovery of gold in Alaska

asked
User Iflp
by
8.9k points

2 Answers

4 votes
The answers is b not positive tho
answered
User Mistero
by
8.5k points
1 vote
The answer is B. Development of railroad systems.
answered
User Trin
by
7.5k points
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