Please help me! The America First Committee advocated isolationism and nonintervention in World War II. Which of the following was a principle of the committee?
А America needed a very strong defense.
B
Aid to others, such as President Franklin D. Roosevelt's Lend-Lease program, weakened America.
С
American democracy would only be preserved by staying out of World War II.
D
All of the above

Ibelieve it is

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.