Based on the chart, which conclusion is best supported about American immigration between 1870 and 1929?
- Acheck_circle
The 1900s and 1910s saw the largest waves, dominated by 'New Immigrants' from southern and eastern Europe before 1920s quotas reduced totals.
- B
Immigration declined steadily after 1880 because of the Chinese Exclusion Act.
- C
The 1920s saw the highest immigration totals due to postwar refugees.
- D
Most immigrants in this era came from Britain, Ireland, and Germany throughout the entire period.
Explanation
The bars peak in the 1900s and 1910s and shift from "Old" (NW European) to "New" (SE European) sources, then drop in the 1920s after the Emergency Quota Act (1921) and National Origins Act (1924) imposed restrictive quotas.