Which of the following statements is true about political parties in America? A
Political parties raise funds for the candidates they endorse, but only on the national level.
B
Political parties are not legally allowed to raise money for the campaigns of elected officials.
С
Political parties help raise campaign funds for most officials elected to state and national government.
D
Political parties raise funds for presidential candidates, while other elected officials must raise money themselves.

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.