Which statement is a main idea of  Dorothy Vaughn Biography?

A. Dorothy leads the way for other African-American women to make important contributions while working for NASA.

B. Dorothy is most remembered for securing fair wages for women engineers at NASA.

C. Dorothy believes that her time with NACA Will be short and she will return to working in education.

D. Engineers at NACA prefer to work with Dorothy over all of other female women mathematicians.

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