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 following `Vibrios' is most commonly associated with ear infections - \nSelect and explain. \nA. V. alginolyticus, B. V. parahemolyticus, C. V. vulnificus, D. V. fluvialis", 'role': 'user'}, {'content': 'Answer: A \nExplanation: None', 'role': 'assistant'}]