The Civil rights leader who preached that blacks should separate from whites society was ?

Malcolm X

Explanation:

In addition Malcolm X was a leader in the Nation of Islam in the 1960's promoting self-pride and nationalism for African Americans. He preached his message of black activism for blacks only until his trip to Mecca where he realized that Blacks and Whites could co-exist harmoniously.

answer; ///i do believe that the correct answer is (d); ///athens had a small population;

a countries leader should be motivated by the common good of the country.