Which of the Following Statements Is False

Which of the following statements is false?

A) A complication of extended use of antibiotics is the development of opportunistic infections of the gastrointestinal tract
B) Clostridium difficile infections have become more frequent in health care facilities
C) An endogenous infection is one that is derived from a person's own microbiome
D) Helicobacter pylori is only spread by the fecal-oral route
E) Fever, vomiting, abdominal pain, and diarrhea are the usual symptoms of gastrointestinal infections