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: Ans is 'b' i.e., Wrist Radiograph used to determine skeletal age o 3-9 months --> Shoulder o 1-13 years --> Hand and wrist o 12-14 years --> Elbow and hip", 'role': 'assistant'}]