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: Surgery
[{'content': 'Indicators of bone formation includes all of following except- \nSelect and explain. \nA. Osteocalcin, B. Alkaline phosphatase, C. Hydroxyprolin, D. Bone scan', 'role': 'user'}, {'content': 'Answer: C \nExplanation: C i.e. Hydroxyproline Serum & urinary deoxypyridinoline and N - telopeptide & C - telopeptide as well as urinary hydroxyproline are markers of bone resorptionQ (not bone formation)', 'role': 'assistant'}]