Why do many African cities contain multiple commercial districts?
(1) Colonial central business districts emerged separately from the
traditional commercial centers.
(B) Africans were traditionally not allowed to use the central business
districts used by Europeans.
(C) African governments promoted multiple central business districts
through urban planning.
(D) One central business district is not enough to serve Africa's
fast-growing urban population.
(E) Locations of Africa's business districts were poorly chosen,
requiring multiple downtowns.