The characteristic of the "typical" woman who is most likely to work for wages is a single African American woman.
Step-by-step explanation
Women in general still tend to earn much less money than men at work. However, single African American women are the ones who earn the lowest payment. Since there's a big pay gap that continues not only between women and men but also within most racial (ethnic) groups, and it grows bigger, when it comes to a comparison between what women of color and white men earn.