This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Psychiatry
[{'content': "The following is a Schneider's first rank symptom : \nSelect and explain. \nA. Persecutory delusion, B. Voices commenting on actions., C. Delusion of guilt., D. Incoherence", 'role': 'user'}, {'content': 'Answer: B \nExplanation: B i.e. Voices commenting on actions', 'role': 'assistant'}]