Identifying Positive Symptoms in Schizophrenia

Schizophrenia is a complex mental disorder characterized by a range of symptoms including delusions, hallucinations, disorganized thinking, and emotional disturbances. It can significantly impact an individual's perception of reality and social functioning. One of the key features of schizophrenia is the presence of psychotic symptoms. Which of the following is classified as a positive symptom of schizophrenia?