Which of these occurred as a result of the fifteenth amendment? a african american men voted in the 1872 presidential election. b newly free men and women moved west to claim land. c african american families divided by slavery were reunited. d newly free men and women were allowed to apply for u. s. citizenship.

C.African American families divided by slavery were reunited

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.