Answer:
b. He supported black independence and thought that it could best be obtained through a "back to Africa" campaign.
Step-by-step explanation:
Marcus Gravey's ideologies about the Black self empowerment gave rise to the philosophy of Rastafari. According to Gravey, the real place of the Black people was Africa. It was their homeland and therefore in order to get empowered, every Black person should move to Africa. He founded Universal Negro Improvement Association in 1914. He was also involved in organizing the black nationalist movement in America.