The most accurate answer regarding the political effects of the Harlem Renaissance is:
B) It provided a foundation for the Civil Rights Movement because it fueled African American self-determinism.
The Harlem Renaissance was a cultural, social, and artistic explosion that took place in Harlem during the 1920s, and it played a significant role in shaping African American identity and asserting their rights, ultimately influencing the later Civil Rights Movement. This period emphasized pride in African American culture and heritage, fostering a sense of self-determination and political activism that would be pivotal in the fight for civil rights in the subsequent decades.