Answer:
The Progressive Era was a period of widespread social activism and political reform across the United States that spanned the 1890s to the 1920s. The main objectives of the Progressive movement were addressing problems caused by industrialization, urbanization, immigration, and political corruption.
Explanation:
Repeated foreign invasions where a huge problem during that time period for the Chinese, so it would be D.
Imperialism impacted traditional African ways of life, political organization, and social norms.
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