Answer:
she was on a bus sitting in the "white's" only zone and refused to move when a white person asked her to move. Now some odd years later we don't have racial segregation. thanks to Rosa and many others.
Explanation:
He reached out to Martin Luther and organized a boycott.
Answer:
Well a Republic Government is where the government supports the people of wealth instead of all the citizens of the country, kingdom, city-state, etc. So I would say that the answer would be (a).
Hope this helps, and if it doesn't I'm so sorry ;-;
--Koda