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': "The best suited medium for Vibrio cholerae is: \nSelect and explain. \nA. Thayer main, B. TCBS medium, C. Scirrow medium, D. Loeffler's medium", 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ans. (b) TCBS medium', 'role': 'assistant'}]