The correct answer is B) Businesses lowered wages and farmers increased production.
The action that showed the failure of volunteerism, where businesses and individuals act in the best interest of all, as a remedy for the depression, is "Businesses lowered wages and farmers increased production."
The United States stock market crash of October 1929 represented the beginning of the Great Depression in America. It was a time full of economic difficulties. People lost their jobs, many companies closed, and banks went into bankruptcy. President Herbert Hoover practically did nothing to help the citizens thinking that voluntary help from people and companies was enough.