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': 'Healthy thinking includes all except: \nSelect and explain. \nA. Continuity, B. Constancy, C. Organization, D. Clarity', 'role': 'user'}, {'content': 'Answer: B \nExplanation: B i.e. Constancy', 'role': 'assistant'}]