The excerpt focuses on the idea of women only working late in their lives if their husbands needed them to because of money issues, so the answer is the fourth option; women were not capable of pursuing professions.
Much of the book discusses things like this. The feminine Mystique came out in 1963 and it is about how women in America were unhappy in the role that they were mostly stuck in: The housewife that can only cook and take care of children if she wants to be a real woman,