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
Which is the first permanent tooth to erupt ? 
Select and explain. 
A. Canine, B. Molar, C. Incisors, D. Premolar
B: Molar
Answer: B: Molar 
Explanation: First and the last tooth to erupt in permanent dentition is Molars.