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: Surgery
Sublabial Approach to the maxillary sinus is made through? 
Select and explain. 
A. Superior meatus of nose, B. Middle meatus of nose, C. Inferior meatus of nose, D. Canine Fossa
D: Canine Fossa
Answer: D: Canine Fossa 
Explanation: None