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
Mouth breathing leads to all, except 
Select and explain. 
A. Long and narrow face, B. Constricted upper arch, C. Allergic rhinitis and otitis media, D. None
D: None
Answer: D: None 
Explanation: The type of malocclusion associated with mouth breathing is called long face syndrome or the classic adenoid facies.
Long and narrow (Dolicocephalic and leptoprosopic) face, short and flaccid upper lip, constricted upper arch, frequent occurrence of tonsillitis, allergic rhinitis and otitis media and anterior marginal gingivitis are the features.