This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Neck, Subject name: Surgery
[{'content': 'Trotters triad is seen in:- \nSelect and explain. \nA. Angiofibroma, B. Nasopharyngeal carcinoma, C. Laryngeal carcinoma, D. Growth in fossa of Rosenmuller', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Trotters triad is seen in nasopharyngeal carcinoma. "Nasopharyngeal carcinoma can cause conductive deafness (Eustachian tube blockage), ipsilateral temporoparietal neuralgia (involvement of CN V) and palatal paralysis (CN X)-collectively called Trotter\'s triad."', 'role': 'assistant'}]