When Making a Distinction as to Whether a Patient Is

When making a distinction as to whether a patient is experiencing confusion related to depression or dementia, what information would be most important for the nurse to consider?

A) The patient with dementia is persistently angry and hostile.
B) Early morning agitation and hyperactivity occur in dementia.
C) Confusion seems to worsen at night when dementia is present.
D) A patient who is depressed is preoccupied with somatic symptoms.