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: Medicine
[{'content': 'The absolute indications for dialysis include the following except- \nSelect and explain. \nA. Persistent or severe hyperkalaemia, B. Congestive cardiac failure, C. Hyperphosphataemia, D. Severe acidosis', 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]