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
Most common site of admantinoma of the long bones is - 
Select and explain. 
A. Femur, B. Ulna, C. Tibia, D. Fibula
C: Tibia
Answer: C: Tibia 
Explanation: Ameloblastoma →  Most common site jaw (mandible).
Ameloblastoma of long bones → Called adamantinoma and is most common in tibial diaphysis.