The main reason why the twenties are sometimes called an "age of prosperity", especially in the United States, is that "<span>A.Incomes throughout the United States grew and the middle class held most of the wealth," due mostly to speculation in the stock market. </span>
I thinks it’s B
Explain I did the test
If you provide the map i’ll be happy to help
<span>Historiography turns the lens of analysis back on historians themselves and studies their methods and conclusions over time. and in the progress you learn interesting facts about history itself.</span>