Final answer:
Social Security is a social insurance program that aims to provide benefits to retirees, surviving family members, and people with disabilities.
Step-by-step explanation:
Social Security is a social insurance program that falls under the subject of Social Studies. It is officially called "Old-Age, Survivors, and Disability Insurance" (OASDI) and is primarily funded through a dedicated payroll tax of 12.4%. The program aims to provide benefits to retirees, surviving family members, and people with disabilities.