This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: NEET 2019, Subject name: Medicine
[{'content': 'Osborn J waves are seen in:- \nSelect and explain. \nA. Hypothermia, B. Hyperkalemia, C. Hypocalcemia, D. Hypokalemia', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Osborn J waves are seen in Hypothermia.', 'role': 'assistant'}]