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: Radiology
Not a Epiphyseal tumors 
Select and explain. 
A. Chondroblastoma, B. Osteoclastoma, C. Clear cell Chandrosarcoma, D. Simple bone Cyst
D: Simple bone Cyst
Answer: D: Simple bone Cyst 
Explanation: Simple bone cyst (Unicameral bone cyst) is a Metaphyseal tumor.