How did geography affect the lives in west africa?

The main way in which geography affected the lives of those living in West Africa was that its location on the west coast of Africa led it to be a prominent place where slaves were shipped to the Caribbean--meaning that those who lived there were more likely to be captured and sold as slaves. 

C. the delegated powers

The constant presence of diseases or infectious agents within a given geographic area or population group. it may also refer to the usual prevalence of a given disease with such area or group. it includes holoendemic and hyperendemic diseases. a holoendemic disease is one for which a high prevalent level of infection begins early in life and affects most of the child population, leading to a state of equilibrium such that the adult population shows evidence of the disease much less commonly than do children (malaria in many communities is a holoendemic disease). a hyperendemic disease is one that is constantly present at a high incidence and/or prevalence rate and affects all groups equally. so probably family history.