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
Trotters triad is seen in carcinoma of - 
Select and explain. 
A. Maxilla, B. Larynx, C. Nasopharynx, D. Ethmoid sinus
C: Nasopharynx
Answer: C: Nasopharynx 
Explanation: None