This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Ear, Subject name: ENT
Dryness of mouth with facial nerve injury - site of lesion is at 
Select and explain. 
A. Chorda tympani Nerve, B. Cerebellopontine angle, C. Geniculate ganglion, D. Concussion of tympanic membrane
A: Chorda tympani Nerve
Answer: A: Chorda tympani Nerve 
Explanation: Chorda tympani nerve carries secretomotor fibres to submandibular and sublingual salivary glands. Ref: Dhingra 6th edition Pgs. 90, 97