Here are the best responses for each of your questions:
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Which option provides the best assessment of how environmental conditions can influence migration?
- The environment can generate both push and pull factors that lead to increased migration.
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Why did the Dust Bowl of the 1930s increase migration in the U.S.?
- It was a sudden-onset event that led to forced migration.
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Which option best describes the demographic changes that occurred in Kazakhstan under the Soviet Union?
- Kazakhs became a minority group in Kazakhstan.
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Which of the following terms describes the policy put in place by the Soviet Union to increase the output of cotton in Kazakhstan by focusing on one crop?
- monoculture
These answers should accurately reflect the concepts related to migration and demographic changes in the context of environmental conditions and historical policies.