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: Microbiology
[{'content': 'Which of the following belongs to category-B of bioterrorism - \nSelect and explain. \nA. Cholera, B. Anthrax, C. Plague, D. Botulism', 'role': 'user'}, {'content': 'Answer: A \nExplanation: None', 'role': 'assistant'}]