Explanation:
Similarly, mass migrations may take place in the form of deportation, such as deportations in the Neo-Assyrian Empire, imprisonment in Nazi concentration camps during World War II, deportations to Gulag camps in the Soviet Union, and coolie labour in Southeast Asia and the Caribbean.
The answer is c choose at your own risk
Answer:
Agriculture allowed people to stay in one place, and increased food production caused the population density to expand far beyond levels that could be sustained by hunting and gathering alone. This growth in population density provided a critical mass of people to sustain and spread contagious infectious diseases.