C, because they are all extending the rights of certain groups
Considering that nowadays, the KKK isn't very popular in todays society. ever since Martin Luther king, people have seen racicism as bad. Martin showed people that African Americans are humans too, other activits have also proved this. The KKK eventually lost follwers and their rights to harm people of another race. There were laws put in place to stop assult or racism against the KKK.
Answer: Yuan Dynasty
Explanation:
Yuan Dynasty was China's first foreign-led dynasty and it was one of the great dynasties of that time. This is the term that is not belonging here because Tamerlane, Kublaii Khan, and Great Khan were leaders who led their territory and Yuan Dynasty was Dynasty that led China.
The Yuan Dynasty lasted from 1279 to 1368 which is about a hundred years of leadership and that is why this dynasty is also not fiting in these groups of leaders.
I'd say (B) but I'm not completely sure.