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
Cyst without lining is 
Select and explain. 
A. Radicular cyst, B. Dentigerous cyst, C. Naso palatine duct cyst, D. Hemorrhagic / Traumatic bone cyst
D: Hemorrhagic / Traumatic bone cyst
Answer: D: Hemorrhagic / Traumatic bone cyst 
Explanation: None