Can someone me figure out the answer?

Write a short paragraph of about 150-300 words. explain how the physical environment can limit human activities.

Which theory suggested that the earth was once a signle supercontient that gradually that broke up into the contients that we know today

Trade routes emerged along which coast when arab and indian traders from around the indian ocean mixed with the bantu people from africa's interior? a. swahili coast b. guinea coast c. drakensberg coast d. namib coast