Answer: c. The United States government passed laws intended to limit immigration
Explanation:
The United States was built on immigration however, towards the late 1800s, economic conditions were poor in some parts of the country and with people still coming into the country, the government felt a responsibility to act so that Americans would have more job opportunities.
This led to some laws being passed to limit immigration. Acts such as the ''Chinese Exclusion Act of 1882'', ''Alien Contract Labor laws of 1885 and 1887'' and the ''General Immigration Act of 1882'' ensured tried to stem the flow of immigrants.
This valley is part of the Fertile Crescent.
Brady
