Which best describes Dorothea Dix’s efforts on behalf of people with disabilities?

Dorothea Dix was a 19th-century reformer who investigated conditions in prisons and institutions and exposed the cruel, inhumane treatment of people with mental illnesses. Her advocacy helped spur reforms and the creation of better hospitals. The Rehabilitation Act and Social Security Act were passed long after her lifetime, and establishing camps for children with disabilities was not her work.

AI-written and checked against the verified answer.