Oswald spengler's and pitirim sorokin's theories of social change can be described as
a cyclical
c. equilibrium
b. evolutionary
d. conflict.
select the best answer from the choices provided

The transcontinental railroad provided a means of fast transportation. it cut a 6 month trip into 6 days, created jobs for many people and encouraged immigration. the homestead act played a huge role in western expansion; it allowed settlers to begin a fresh start, and gave them land in exchange for their residence for up to five years and a small fee.