Answer: Speculation and credit Prohibition.
Explanation:
Several assume erroneously that the stock market crash that happened on Black Tuesday, October 29, 1929, is one and the corresponding with the Great Depression. In particular, it was one of the main reasons that drove to the Great Depression.
Before the Great Depression, there were restricted regulations that dictated the stock market. Investors were ready to contemplate violently and buy stocks on edge or utilizing pledged money. The bad policies that directed the stock market confirmed to be another of the grounds of the Great Depression.