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': 'A 32 year old male, Kallu, who recently visited a sea coast presented with ulcer over the left leg. The probable cause is \nSelect and explain. \nA. Pasturella multocida, B. Micrococcus halophillus, C. Vibrio vulnificus, D. Neisseria gonorrhea', 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]