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: Dental
[{'content': '"Fish tank granuloma " is caused by \nSelect and explain. \nA. Mycobacterium.leprae, B. Mycobacterium.marinum, C. Mycobacterium.asiaticum, D. Mycobacterium.ulcerans', 'role': 'user'}, {'content': 'Answer: B \nExplanation: It is an atypical mycobacterial infection commonly seen in fish handlers or swimmers.Minocycline is the drug of choice.', 'role': 'assistant'}]