The Social Security Act of 1935 was a cornerstone of President Franklin D. Roosevelt's New Deal, primarily designed to:

The correct answer to the question "The Social Security Act of 1935 was a cornerstone of President Franklin D. Roosevelt's New Deal, primarily designed to:" is Option B: Establish a national system of unemployment insurance, old-age pensions, and aid to the disabled..

The other options — A) Provide direct relief payments to unemployed workers., C) Regulate the stock market and prevent future financial crashes., D) Fund large-scale infrastructure projects to create jobs. — are incorrect for this CLEP Exam Prep question. As explained above: The Social Security Act created a federal system of social insurance, including provisions for old-age benefits, unemployment compensation, and assistance for families with dependent children and the…