The answer is option A. The taxpayer’s employer
more people moved into cities, which made them more safe, which meant more people wanted to raise their kids there.
It should be D. because they blockaded the mississippi river.
The 1920s were a unique time in the United States in the sense that it was a time of great economic prosperity and also great social woe. What led to this tension was a mix of rising immigration levels and and irresponsible attitude towards money and spending.