This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Pharynx, Subject name: ENT
[{'content': 'Type of speech seen in nasopharyngeal carcinoma is \nSelect and explain. \nA. Rhinolalia clausa, B. Rhinolalia apea, C. Hot potato voice, D. Hoarse voice', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Denasal speech (rhinolalia clausa) is seen in nasopharyngeal carcinoma. It is lack of nasal resonance for words which are resonated in the nasal cavity Rhinolalia apea (hypernasality- Seen when ceain words which have little nasal resonance are resonated through the nose) Muffled and thick speech, often called "hot potato voice. (Ref: Diseases of Ear, Nose and Throat, P.L Dhingra, 7th edition, Pg no. 284)', 'role': 'assistant'}]