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': 'Which vaccine need NOT be given to boys: September 2004 \nSelect and explain. \nA. Mumps, B. German measles (Rubella), C. Measles (Rubeola), D. Small pox', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ans. B i.e. German measles (rubella)', 'role': 'assistant'}]