Which of the Following Statements Are True of Infections and Disease

Which of the following statements are true of infections and disease (Select all that apply) ?

A) When the number of cases of a disease rises sharply,the disease is called endemic.
B) Subclinical is a synonym for asymptomatic or inapparent.
C) Fomites are objects that may be a source of pathogens.
D) An acute infection is always localized,and a chronic infection is always widespread.
E) A communicable disease is not always contagious,and a contagious disease is not always communicable.
F) A post-op infection of abdominal skin sutures is an example of a nosocomial infection.