What was Dorothea Dix known for?

Dorothea Lynde Dix (1802-1887) was an author, teacher and reformer. Her efforts on behalf of the mentally ill and prisoners helped create dozens of new institutions across the United States and in Europe and changed people's perceptions of these populations.

Explanation:

answer; ///i do believe that the correct answer is (d); ///athens had a small population;