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': 'A patient presented with history of snakebite along with ptosis, paralysis and external ophthalmoplegia. Most probable species implicated: CMC (Vellore) 13, 14 \nSelect and explain. \nA. Sea snake, B. Krait, C. Viper, D. Cobra', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ans. Cobra', 'role': 'assistant'}]