Final answer:
An example of a positive symptom of schizophrenia is hallucinations, which are abnormal sensory experiences that occur without external stimuli. The correct option is A).
Step-by-step explanation:
The question asks about the symptoms of schizophrenia and which symptom is considered positive. Positive symptoms are those that add abnormal experiences or behaviors, whereas negative symptoms involve the loss of normal functions.
The correct answer to the question, which is 'Which of the following is an example of a positive symptom of schizophrenia?' is (A) Hallucinations. Hallucinations are perceptions in the absence of external stimuli and are characteristic positive symptoms of schizophrenia.
They can be sensory experiences like seeing, hearing, or feeling things that aren't there. In contrast, options (B), (C), (D), and (E) describe negative symptoms or effects not necessarily related to schizophrenia. Option A) is the correct one.