This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Fracture Management, Subject name: Orthopaedics
[{'content': 'Treatment of choice for fracture lower 1/4th of tibia in non-union with multiple scarred wounds and discharging sinuses and about 4 cm shoening of leg: \nSelect and explain. \nA. Ilizarov fixator, B. Plate, C. External fixation, D. Intramedullary nail', 'role': 'user'}, {'content': 'Answer: A \nExplanation: * Shoening with discharging sinus ILIZAROV FIXATOR is the preferred method. * External fixator serves the purpose of wounds or open fracture but not limb shoening while ilizarov fixator serves both purposes', 'role': 'assistant'}]