Question

Which statement best describes how the Transcontinental Railroad affected

the western frontier?
A. It provided western territories with the infrastructure necessary to
allow them to become states.
B. It made the frontier far more accessible to those people living in
the eastern United States.
C. It improved the farming economy of the frontier through access to
eastern agricultural products,
D. It opened up the frontier to pioneers willing to risk danger for the
prospect of wealth

Answer 1

It's B, with the Transcontinental Railroad it was possible to cross American and flow goods and people more quickly and more safely which helped build cities.