This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Electrolyte Imbalance, Subject name: Medicine
[{'content': 'Leading cause of hyperkalemia is? \nSelect and explain. \nA. Redistribution of potassium, B. Reduced excretion kidney, C. Adrenal neurohormonal surge, D. Drugs', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Kidney diseases are leading cause of Hyperkalemia', 'role': 'assistant'}]