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: Forensic Medicine
The most 'frequent tooth to be impacted: UPSC 07 
Select and explain. 
A. Lower third molar, B. Upper third molar, C. Lower canine, D. Upper premolar
A: Lower third molar
Answer: A: Lower third molar 
Explanation: Ans. Lower third molar