Answer:
A. Swahilli
Explanation: Swahili developed as a common coastal language as early as the thirteenth century and has been greatly influenced by Arabic. It easily incorporates foreign words (primarily from Arabic, Hindi, Persian, and English) and consequently has been considered the most flexible of all languages in East Africa.
It was Carl O. Sauer who did
I think the answer is
B) All of these are corrects
Between 25 and 35 degrees latitude
I believe its b , hope it helps