yassinemellal5 yassinemellal5

02-04-2020
History

contestada

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

Respuesta :

nataliasaraviq1 nataliasaraviq1

02-04-2020

The answer is B. Development of railroad systems.

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christinmr2006 christinmr2006

02-04-2020

The answers is b not positive tho

Answer Link

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