This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Injuries Around Arm & Elbow, Subject name: Orthopaedics
[{'content': 'Myositis ossificans is most common around the.....joint: \nSelect and explain. \nA. Knee, B. Elbow, C. Wrist, D. Hip', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ans: b (Elbow)Ref: Maheshwari Ortho, 3rd ed, p. 42', 'role': 'assistant'}]