“separate but equal” referred to separate a. court systems for african americans and whites. b. educational facilities for african american students. c. buses for african american riders in southern cities. d. barracks for african american soldiers in the u. s. armed forces.

it's b. I did the question. hopes this helps :D

the language dates from the contacts of arabian traders with the inhabitants of the east coast of africa over many centuries. under arab influence, swahili originated as a lingua franca used by several closely related bantu-speaking tribal groups.

the answer is a) high entry costs