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: Pediatrics
First teeth to erupt is - 
Select and explain. 
A. First molar, B. Premolar, C. Incisor, D. Cannine
C: Incisor
Answer: C: Incisor 
Explanation: Permanent teeth

1st molar = 6-7 years
Central and lateral incisor = 6-8 years
Cannine and premolar = 9-12 years
2nd molars = 12 years
Third molars = 18 years and later

Deciduous teeth