This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Larynx, Subject name: ENT
Narrowest pa of infantile Larynx is 
Select and explain. 
A. Supraglottic, B. Subglottic, C. Glottic, D. None of the above
B: Subglottic
Answer: B: Subglottic 
Explanation: Infants larynx is small and conical. The diameter of the cricoid cailage is smaller than the size of glottis marking subglottis the narrowest pa. Ref: PL Dhingra Textbook of Ear, Nose and Throat, Edition 7th, page - 323