Stephanie was becoming concerned because her mother was starting to routinely carry on conversations with no one else in the room. Her mother is most likely experiencing __________.

A) hallucinations
B) ideas of persecution
C) catatonia
D) acrophobia

Hallucinations

Perceptions in a conscious and awake state in the absence of external stimuli, which have qualities of real perception.

Ideas of Persecution

False beliefs that one is being harassed, harmed, poisoned or conspired against by others, often seen in paranoid disorders.

Catatonia

A psychiatric condition marked by a variety of motor behaviors, from physical rigidity to hyperactivity and immobility.