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
Most radiosensitive tumor of the following is- 
Select and explain. 
A. Supraglottic Ca, B. Ca glottis, C. Ca nasopharynx, D. Subglottic ca
C: Ca nasopharynx
Answer: C: Ca nasopharynx 
Explanation: None