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: Dental
The main drawback of a saddle pontic is: 
Select and explain. 
A. It is unhygienic, B. It is unaesthetic, C. It is bulky, D. It does not restore the tooth contours
A: It is unhygienic
Answer: A: It is unhygienic 
Explanation: None