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: Pathology
[{'content': 'Bone resorption markers are all, except: \nSelect and explain. \nA. Taarate resistant alkaline phosphatase (TRAP), B. Osteocalcin, C. Cross linked-N-telopeptides, D. Urine total free deoxypyridinoline', 'role': 'user'}, {'content': 'Answer: B \nExplanation: . Osteocalcin', 'role': 'assistant'}]