Answer:
The correct answer is: He started the movement Back to Africa and promoted the separating of the races by using the Universal Negro Improvement Association among with the advocacy for black pride ands support of black-run businesses.
Step-by-step explanation:
Marcus Garvey was promoting black nationalism. He considered black pride and separation as crucial factors to bring power to African people all over the world, so he organized Back to Africa movement for African Americans. He also believed African people should have their own heritage and not assimilate with white people.
His main objective was to return black people to Africa, so they could be truly free to practice their religion, art, and culture.