What change, if any, is necessary in the underlined portion in the following passage? Rousseau argues that, in his landmark 1762 work, before civilization properly began, humanity once lived in a harmonious 'state of nature (paragraph 1) Rousseau argues that before civilization properly began, in his landmark 1762 work, humanity once lived in a harmonious "state of nature" Rousseau argues that before civilization properly began, humanity once lived in a harmonious "state of nature" in his landmark 1762 work. In his landmark 1762 work, Rousseau argues that before civilization properly began, humanity once lived in a harmonious "state of nature" correct as is