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: Social & Preventive Medicine
[{'content': 'Central tendency is not given by \nSelect and explain. \nA. Mean, B. Range, C. Median, D. Mode', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Central tendency is given by mean, median, mode.', 'role': 'assistant'}]