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
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: 
Select and explain. 
A. Ilizarov fixator, B. Plate, C. External fixation, D. Intramedullary nail
A: Ilizarov fixator
Answer: A: Ilizarov fixator 
Explanation: * 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