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
Trotter's triad includes all except 
Select and explain. 
A. Sensory disturbance over distribution of the 5th cranial nerve, B. Diplopia, C. Conductive deafness, D. Palatal Palsy
B: Diplopia
Answer: B: Diplopia 
Explanation: Nasopharyngeal cancer can cause conductive deafness (eustachian tube blockage), ipsilateral temporoparietal neuralgia (involvement of CN V) and palatal paralysis (CN X)-- collectively called Trotter's triad. (Ref: Diseases of Ear, Nose and Throat, P.L Dhingra, 7th edition, page 285)