99 point i need it asap ! infer how did the swahili language affect trade in the east african city-state

Due to so much trade in and out of the ports, the Swahili city-states prospered from profits.

I’m assuming it made communication more difficult amongst traders and therefore hindered trade.

In the late fifteenth century, a major world power that established colonies in the era of old imperialism was france or germany or spain. their colonial activity was mainly limited to america or africa or asia.

The  pan-african movement  was an "emotional, cultural, psychological and ideological  movement  that began among the  african  dispora in the western hemisphere, for a closer  purpose, so that  african  people could feel secure, attain political, economic as well as psychological power visa vis other races or world regions" .