The correct answer is letter A and D.
Explanation: The Great Immigration occurred mainly from the South to the North, which is the most developed in the region. The process was strained as a result of growing social as well as economic inequalities, which increasingly generates labor shortages and sufficient resources for all.
They move because of the poor economic conditions, and the racial segregation in states that has the Jim Crow laws working, in the Southern states.
They were searching for gold. Also at the time, people could get money for killing Native Americans.
Douglass and the abolitionists argued that because the aim of the Civil War was to end slavery, African Americans should be allowed to engage in the fight for their freedom. Douglass publicized this view in his newspapers and several speeches.
Answer:
B Two countries have different natural resources
Explanation: