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: ENT
Tone decay test is used for 
Select and explain. 
A. Meinneirs disease, B. Otosclerosis, C. Cochlear deafness, D. Sensory neural deafness
D: Sensory neural deafness
Answer: D: Sensory neural deafness 
Explanation: Answer- D. Sensory neural deafnessThreshold tone decay test is used for retrocochlear type of SNHL.