Though freed slaves seldom integrated with local populations once returned to their home countries and towns, humanitarian efforts returned freed slaves to which country and ports? A. Nigeria, Freeport, Libertyville
B. Angola, Freetown (Sierra Leone), and Libreville (Gabon)
C. Liberia, Freetown (Sierra Leone), and Libreville (Gabon)
D. South Africa, Freeport, Libertyville