The correct answer is the first option.
The Great Depression was maybe the most devastating economical periods in the 20th century for the United States. After the stock market crash of 1920 the effects were widely felt. The people blamed the United States government for the crisis and they expected them to interfere and fix it. <span />
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The struggle to trade and control food
It helps you better understand the orgins, or the reasons for which the author chose to make something happen, or chose the setting. There are quite a few reasons why it's important. Mostly, it allows a better understanding of why the author chose what they did for the story