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
Most common cyst in oral region is 
Select and explain. 
A. Medial cyst, B. Radicular cyst, C. Follicular cyst, D. Naso labial cyst
B: Radicular cyst
Answer: B: Radicular cyst 
Explanation: None