Which was the first american woman to earn more than $1 million? sarah walker jane addams ida b. wells martha dubois

i have gotten asked this question so many times by my teacher and i know it by heart its sarah walker

Option a. Sarah Walker known as Madam C.J Walker was the first American woman to earn more than $1 million, making her the first female millionaire in the United States.

Explanation:

Born in Louisiana on December 23rd, 1867, Sarah Breedlove, known as Madam C.J Walker was an African-American entrepreneur, philanthropist and political and social activist, that became the wealthiest self-made woman in the United States, and the first ever millionaire of the country. Her fortune came mainly from a line of cosmetics and hair products she developed for African American women.

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i do knot know this