They had war because of there believes
I think the correct answer is A
Answer:
The building of a railroad network led to industrial growth because people started noticing how the railroad helped get people around faster and easier.
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<u>·</u><u>Hope</u><u> </u><u>I</u><u> </u><u>helped</u><u>,</u><u> </u><u>-</u><u>SunnySideHelper·</u></h3>
