Answer:
A. European traders sailed from Africa to North America to sell slaves.
Explanation:
Edward Jenner
The smallpox vaccine, introduced by Edward Jenner in 1796, was the first successful vaccine to be developed
The 2 last ones would be your answer (;
Answer:
He stood up for equality.It dealt a blow to segregation in public facilities.
Linda Brown too. They were all very passionate about equality.
This my friend is my version of the answer.
Explanation: