3) The Articles of Confederation was replaced by the CONSTITUTION.
Answer:
Oil and steel were two VERY well established industries that received a serious boost from the demand for automobiles.
Explanation:
Think abt the extra income
The answer to this problem is the letter B
Answer:
There were more opportunities in America
Explanation:
For #2 there DEFINATELY was descrimination.
#3 doesn't work 'cuz factory wages weren't particularly appealing.
#4 there wasn't free transportation.
#1 is the only plausible option