In the early part of the twenty-first century, public opinion polls showed that a majority of americans believed it should be illegal to burn the american flag. as a result, many members of congress introduced amendments to make it illegal to burn or desecrate the american flag. however, these efforts have been unsuccessful. which statement best explains why these efforts have been unsuccessful?

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.

The answer is d. spain.

Its either b or c   i'm leaning towards b though i've heard of them during that time period