Which of the following conclusions are supported by the information conveyed by the map? Correct Answer(s) Drag appropriate answer(s) here People in sub-Saharan Africa traveled throughout the region via both overland routes and riverine routes. Iron-smelting was possible only in regions where tsetse flies could not thrive. No one in Africa lived south of the Congo River in 500 BCE. Metal mined in sub-Saharan Africa may have been used to help facilitate trade in the Mediterranean region.