Answer:
A I believe
Explanation:
I believe it's A because they would have to monitor it strictly
Most of the new immigrants lived in the cities and had to compete for low-paying jobs, so it's D.) worked at challenging jobs in the cities
The answer is B. Martin Luther King Jr., the leader of the Civil Rights Movement, wished to end policies that encourage racial discrimination. He wanted both white people and black people to get along and to be equal.
Central pacific railroad built the transcontinental railroad eastward from Sacramento California by hiring 10,000 chinese laborers to work on the tracks