In 1864 congress passed the contract labor law. the goals of this law was to a- make it easier for americans to hire immigrant workers b- legalize collective bargaining c- outlaw the use of slaves in factories d- outlaw yellow dog contracts

The Contract Labor Law was established to encourage immigration to the United States for the purpose of working in the rapidly growing industries developing in the country. The US at the time was industrializing quickly and there was high demand for cheap labor. The law granted entrance to the United States under the condition of a promise to work in these industries.

The answer is A.