Which Individual with a Mental Illness May Need Emergency or Involuntary

Which individual with a mental illness may need emergency or involuntary hospitalization for mental illness? The individual who:

A) resumes using heroin while still taking methadone.
B) reports hearing angels playing harps during thunderstorms.
C) throws a heavy plate at a waiter at the direction of command hallucinations.
D) does not show up for an outpatient appointment with the mental health nurse.