A person with neck node and B type tympanogram -

Information in this question : Cervical adenopathy (Neck node) :- Most common presentation of nasopharyngeal carcinoma. Type B tympanogram :- Indicates serous otitis media, which may be a complication of nasopharyngeal carcinoma due to eustachian tube blockade. Thus, among the given options, nasopharyngeal carcinoma is the answer of choice.