How effective is the concluding section, "Cotton And Slavery Were Essential To The South," at closing the topic of slavery and cotton in
America's early economy?*
(A) It is effective because it describes how ongoing disagreements over the economic
interests of the South led to the Civil War.
(B) It is effective because it explains how the economic interests of the South shaped
the states in the West and Midwest.
(C) It is not effective because it fails to elaborate on the economic problems that the
country faced during the Civil War.
(D) It is not effective because it attempts to compare and contrast states that
supported secession with those that did not.

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.

Ithink it’s a ! hope this