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: Pathology
Which bone tumour arises from the epiphysis - 
Select and explain. 
A. Osteogenic sarcoma, B. Ewing sarcoma, C. Osteoclastoma, D. Osteoma
C: Osteoclastoma
Answer: C: Osteoclastoma 
Explanation: Epiphyseal tumors 

Chondroblastoma
Giant cell tumor (osteoclastorna)
Clear cell chondrosaroma