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: ENT
All of the following are paired except -a) Interarytenoidsb) Corniculatec) Vocal cordsd) Cricothyroidse) Thyroid 
Select and explain. 
A. a, B. b, C. ae, D. ad
C: ae
Answer: C: ae 
Explanation: Cartilages : -


Paired : - Arytenoid, Corniculate, Cuneiform
Unpaired : - Thyroid, Cricoid, Epiglottis


Muscles : - All intrinsic muscles of larynx are paired except interarytenoid (Transverse arytenoid)
Mucosal : - Vocal cords (vocal folds) and false vocal cords (vestibular folds) are paired.