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: Forensic Medicine
[{'content': 'Hematuria may occur in snake bite of - \nSelect and explain. \nA. Viper, B. Cobra, C. Sea snake, D. Krait', 'role': 'user'}, {'content': 'Answer: A \nExplanation: None', 'role': 'assistant'}]