D.
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The word that would best describe the effect on each of these four groups would be regression.
A. Banned Chinese immigration to the United States for 10 years
Explanation:
The Chinese Exclusion Act of 1882 suspended Chinese immigration for ten years and declared Chinese immigrants ineligible for naturalization. President Chester A. Arthur signed it into law on May 6, 1882.
Answer:
The first concentration camps were formed in Germany. They enslaved Jews because of Adolf Hitler. The concentration camps slowly killed off its captives through shootings, disease, and gas chambers.
Explanation: