Plz help with this question

I uploaded the answer to a file hosting.

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Funfact: He was the first ever Secretary of Education for Massachusetts. He is also known as the "Father of American Public Schools". Horace Mann was the leader of the educational reform. So the answer would be "A. He established training schools for teachers".

answer; (d) none of the above;

"harry t. moore (1905-1951) – civil rights activist, leader, and the first martyr of the civil rights movement. fannie lou hamer (1917–1977) – leader in the american civil rights movement; co-founder of the national women's political caucus and freedom democratic party. james farmer (1920–1999) – congress of racial equality."