How did societies develop in sub-Sharan Africa and how were they affected by the trade of enslaved people?

Compounds which are found naturally in the earth are called: a. ores b. composites c. rocks d.minerals

What body of water is the second cataract of the nile river submerged under

Chris lives in a city that experiences heavy rainfall with average annual precipitation of 882 millimeters. it is warm all year.mark lives in city with an average annual rainfall of 40 millimeters. it has hot summers and cool winters.chris's city is in a climate, while mark's city is in a climate.