This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pathology
Involvement of chorda tympani nerve, near its point of origin in the facial canal is accompanied by Paralysis of following function 
Select and explain. 
A. Motor, B. Gustatory, C. Autonomic, D. All of the above
D: All of the above
Answer: D: All of the above 
Explanation: Involvement of "chordatympanic nerve" near its point of origin in the facial canal is accompanied by paralysis of motor, gustatory and autonomic functions of nerve.
Involvement of nerve after the level of stylomastoid foramen (Eg: sarcoidosis of parotid, melkerson rosenthal syndrome) results in paralysis of facial muscles without dysguesia.