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': "Gallow's traction is used for fracture - \nSelect and explain. \nA. Shaft femur, B. Neck femur, C. Shaft tibia, D. Tibial tuberosity", 'role': 'user'}, {'content': 'Answer: A \nExplanation: Gallows traction is used for treatment of fracture shaft femur, in infants and children < 2 yrs of age.', 'role': 'assistant'}]