300
What effect did the destruction of bison herds have on Native Americans in the West?
a. it damaged their way of life, because they sold bison to feed railroad workers
b. it only affected Native Americans of the Rocky Mountains
c. It damaged their way of life, because they relied on bison for food, clothing and shelter
d. it had no major effect
c. It damaged their way of life, because they relied on bison for food, clothing and shelter