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
Traumatic fracture showing avascular necrosis - 
Select and explain. 
A. Femoral neck, B. Surgical neck of humerus, C. Body of talus, D. Cuboid
A: Femoral neck
Answer: A: Femoral neck 
Explanation: Amongst the given options only talus fracture (neck talus fracture) causes AVN.