The correct answer to this open question is the following.
Although there are no options attached, we can say the following.
The model of the economy that most accurately reflects what happened during the Great Depression was an excessive Capitalism that derived in the United States stock market crash on October 29, 1929. After the crash, millions of Americans lost their jobs, banks went into bankruptcy, and hundreds of companies closed. Historians say that almost 9,000 banks failed and there was no investment at all. During the "Roaring 1920s," people buy a lot of unnecessary things. mostly on credit, generation a big debt.
That is why, one of the first things Franklin D. Roosevelt did when he became US President, was to create the New Deal, a series of programs to help the poor to overcome the harsh economic conditions.