A 23-yeаr-оld client is аdmitted tо the inpаtient psychiatric unit after family members repоrt increasing social isolation, poor hygiene, and suspicious behavior over the past 6 months. During the admission assessment, the nurse observes the client staring at the wall, speaking softly with long pauses, and occasionally responding to unseen stimuli. The client states, "The voices keep telling me that the staff is trying to poison my food." Which assessment finding(s? are examples of positive symptoms of schizophrenia? Select all that apply.