How Did Eleanor Roosevelt Revolutionize the Role of First Lady

How did Eleanor Roosevelt revolutionize the role of First Lady during her husband's presidential administration?

A) She transformed a traditional, passive role into one in which she could independently act as a guardian of human values.
B) She expanded the role to an international level, as she persuaded the United States to join the League of Nations to take collective global action against the Depression and to promote human rights around the world.
C) She convinced her husband to make the position of First Lady a permanent cabinet-level position.
D) She was elected to Congress while simultaneously fulfilling her traditional obligations as First Lady.