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: Pediatrics
[{'content': 'Which of the following X–ray should be advised for age determination between 1–13 years of age – \nSelect and explain. \nA. Shoulder, B. Wrist, C. Elbow, D. Iliac bones', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Radiograph used to determine skeletal age\n\n3-9 months --> Shoulder\n1-13 years ---> Hand and wrist\n12-14 years —> Elbow and hip', 'role': 'assistant'}]