This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Lower Limb Traumatology, Subject name: Orthopaedics
Ator's fracture involves: 
Select and explain. 
A. Talus, B. Calcaneum, C. Tibia, D. Hip
A: Talus
Answer: A: Talus 
Explanation: Ator's fracture Fracture of neck of the talus