Answer:
The Citizens' Councils used economic tactics against African Americans whom they considered as supportive of desegregation and voting rights, or for belonging to the NAACP, or suspected of being activists.
Explanation:
Han ethnic group in China is an Easter Asian ethnic group and nation. They conform more than a 92% of Chinese population, that is why it is the largest ethnic group (over 1.3 billion people)
This Dynasty dated from 206 and it represented a 19% of the world´s people.
The right answer for this question is the enslaved African Americans. This was a form of resistance against slavery, where slaves became less efficient on purpose in order to rebel against their masters a lot.