By birth? i think? do you mean like how did they get in a certain caste? because then it would be by birth. but if you mean like what were the castes, i forget.
Answer:
i would say it would be true but i dont know.
Explanation:
I believe the answer is Transportation Innovations
This can’t be answered because we don’t know what the power presentation was about or anything. Sorry :(
Answer:
William Edward Burghardt Du Bois (W.E.B. Du Bois)
Explanation:
W.E.B. Du Bois was the African-American to earn a Ph.D. from Harvard University, and he applied his expertise in the writing of "The Philadelphia Negro: A Social Study" (1899) and "The Souls of Black Folk" (1903).
Du Bois was the best known spokesperson for African-American rights during the first half of the 20th century. He co-founded the National Association for the Advancement of Colored People (NAACP) in 1909.