Answer:
C. Credit
Explanation:
The prosperous decade leading up to the stock market crash of 1929, with easy access to credit and a culture that encouraged speculation and risk-taking, put into place the conditions for the country’s fall. The stock market, which had been growing for years, began to decline in the summer and early fall of 1929, precipitating a panic that led to a massive stock sell-off in late October.
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