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': 'Rabies vaccine Pre exposure prophylaxis schedule is: \nSelect and explain. \nA. 0,3,7, B. 0,7,28, C. 0,3,7,28, D. 0,3,7,21,28', 'role': 'user'}, {'content': 'Answer: B \nExplanation: 0,7,28', 'role': 'assistant'}]