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': 'Rubella vaccine is given in which age ? \nSelect and explain. \nA. 1-14 yrs, B. < 5 yrs, C. > 50 yrs, D. None', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., 1-14 yrs", 'role': 'assistant'}]