The American victory over the British in the war for independence is an underdog story. The victory seemed unlikely in the beginning. Legend even says that the British band played the song “The World Turned Upside Down” when they surrendered to the Americans at the Battle of Yorktown. What are two of the most important reasons for the American victory? Explain your choices.

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.

What are the choices?