What role did the bantu have in the development of swahili culture

The Swahili Culture has developed over a thousand years via the amalgamation of various cultures.Mainly however it developed as a result of the native Bantu tribes that encountered the Arabs who set up trading outposts that resulted in the further development of villages and towns along the East African Coast. The members of these Bantu tribes intermarried with the Arabs who were foraging for natural resources, hunting for ivory and bringing the slave trade to life along these shores. 

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the answer to your question is a. the salt plains

in 1811, he led an expedition, known as the george c. sibley expedition, to improve relations with the pawnee and kansa tribes, and also to locate the rumored jefferson's salt mountain

explanation:

a trial judge has broad powers in his courtroom. the judge's decision is usually final for the duration of the trial, and the party's one special type of witness is an expert witness.