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': 'Median value for the given data 5, 5, 50, 150, 10, 20? \nSelect and explain. \nA. 15, B. 10, C. 20, D. 40', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., 15", 'role': 'assistant'}]