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
The torus mandibularis is most commonly seen in the region of: 
Select and explain. 
A. Incisor region, B. Canine region, C. Molar region, D. Premolar region
D: Premolar region
Answer: D: Premolar region 
Explanation: None