The answer is D "it ended slavery in the US" i have Taken the quiz before and the answer was correct hope this helps :)
Explanation:
United Kingdom and Brazil
I think the answer is B but it's been a while after all I'm in high school now so yea lol but its B
The Ku Klux Klan was created after Abraham Lincoln had claimed slavery was no longer legal. The KKK went around, killing black people and such. They also protested around the segregation process. They are still around to this day, but I don't believe that are killing anymore.