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: Orthopaedics
[{'content': 'True statement about physis \nSelect and explain. \nA. Gives tensile strength to bone, B. Metabolically active part of the bone, C. Helps in bone resorption, D. Has lowest turnover activity in the bone', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Physis / growth plate is metabolically active part and has highest turnover in the bone.\nTensile strength to bone is given by strands of collagen.\nOsteoclasts help in bone resorption.', 'role': 'assistant'}]