This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Fluid and electrolytes, Subject name: Medicine
[{'content': 'Which is not a cause of metabolic acidosis- \nSelect and explain. \nA. Starvation, B. Alcoholism, C. Diabetic keto acidosis, D. Climbing to high altitudes', 'role': 'user'}, {'content': 'Answer: D \nExplanation: High altitudes : cause respiratory alkalosis, by stimulating respiratory centers. Ref: Harrison&;s 19thE', 'role': 'assistant'}]