Answer:
she was able to break old gender norms
Explanation:
I wouldn't call it important to U.S. history, but she was the first woman on the Supreme Court.
Answer:
The answer is C.
Explanation: Because I´m smart.
Mass production was popularized in the late 1910s and 1920s by Henry Ford's Ford Motor Company, when introduced electric motors to the then-well-known technique of chain or sequential production.
The best option from the list would be that "Horace Mann" is best associated with education reform in the U.S., since he sought to reform the system before "reform" in the realm of education was popular.