Which group best describes the changes that took place after the end of the great war?
group a
women adopted more somber clothes.
classical music enjoyed a great resurgence.
church attendance soared in europe.
people used their leisure time to get fit.
group b
women adopted shorter, less restrictive clothes,
musicians experimented with new forms,
church attendance declined in europe.
people flocked to the movies.

group a
group b

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.

They were 21 women on the committee  team and 9 men on the committee  team.