The correct answer to the question is:
Immediately following World War I, the economy in the United States prospered.
Explanation:
1. After World War I, the United States experienced a period of economic growth and prosperity known as the Roaring Twenties.
2. This era was characterized by increased consumer spending, technological advancements, and booming industries like automobiles, radio, and aviation.
3. The economy saw a surge in production and wealth, leading to a rise in the standard of living for many Americans.
4. However, this period of prosperity eventually came to an end with the stock market crash of 1929, which triggered the Great Depression.