Answer:
Fair labor conditions is the one
I guess brokers get More money isn't the right one
To protect their rights to property, natural rights as individuals, and limit their government's power over their citizens.
1 and 4 are
pull factors of migration .
End segregation in all public education. Brown v. Board of Education declared it unconstitutional to have segregated public schools leading to the desegregation of all schools following the 1954 decision.
Because they needed to be diverted to the war effort
