The answer to the question is B.Jim crow laws
D. Lack of a clearly designated successor to the imperial throne. During the decline of the empires, the succession of the throne became a contest between family members. Hope this helps.
Answer:
This era created changes in business, the work that people did, and society. These shifts continue to affect the world today.
Examples:
Industrialisation brought men, women and children to factories.
Working hours were often long and wages were poor.
Unemployment was common, particularly during times of low demand for industrial goods.