This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Endocrinology, Subject name: Medicine
[{'content': 'Abnormalities of bone metabolism is associated with excess of which vitamins - \nSelect and explain. \nA. Vitamin A, B. Thiamine, C. Vitamin B12, D. Vitamin D', 'role': 'user'}, {'content': 'Answer: D \nExplanation: vit D intoxication produce significant hypercalcemia ( Harrison 17 pg 2387)', 'role': 'assistant'}]