Identifying Key Legislation in Women's Rights Movement

During the 1960s and 1970s, the Women's Rights Movement gained significant momentum as activists sought legal and social equality. Key events and figures during this period included the establishment of organizations, influential publications, and major legislative changes. One of the most prominent achievements of this movement was the passing of legislation that aimed to protect women's rights in various spheres of life, including the workplace and education.

Which of the following legislative acts was most directly associated with prohibiting employment discrimination based on sex, thereby serving as a major milestone for the Women's Rights Movement?