Which factor contributed the MOST to the growth of cities in the late 19th century in the United States?

Question

Responses
A improvements to steamboat technologyimprovements to steamboat technology
B expansion of railroads into western territoriesexpansion of railroads into western territories
C practical usage of alternating electric currentpractical usage of alternating electric current
D the lure of new, high-paying, high-skill manufacturing jobsthe lure of new, high-paying, high-skill manufacturing jobs

Answer 1

The factor that contributed the MOST to the growth of cities in the late 19th century in the United States is B - expansion of railroads into western territories. The expansion of railroads facilitated transportation and trade, allowing for the movement of goods and people, which fostered urbanization and the growth of cities.