How did New Deal agencies originate, and how did they contribute to American society during the Great Depression?

The New Deal was a series of programs and projects instituted during the Great Depression by President Franklin D. Roosevelt that aimed to restore prosperity to Americans. When Roosevelt took office in 1933, he acted swiftly to stabilize the economy and provide jobs and relief to those who were suffering. Over the next eight years, the government instituted a series of experimental New Deal projects and programs, such as the CCC, the WPA, the TVA, the SEC and others. Roosevelt’s New Deal fundamentally and permanently changed the U.S. federal government by expanding its size and scope—especially its role in the economy

Explanation:

i believe the answer is:

-   william jennings bryan is a democrat while mckinley was a republican

at that time, the segment of population that choose for democratic party were the voters with low economic background and vice versa

- william jennings has support of populists and wants to have inflation to farmers while mckinley has support of bankers and businessmen , doesn't want inflation

the fixed value of gold make the large business able to stack up their gold without   being worried that it would devaluated.

- william jennings supported the silver standard while mckinley supported the gold standard

according to jenning, using other metal beside gold could the poor people to have more purchasing power and them advance in the society.