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': "Category 'C' Bioterrorism agent among the following \nSelect and explain. \nA. Plague, B. Clostridium Perfringens, C. Nipah virus, D. Botulism", 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]