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
Rinne's test is negative in - 
Select and explain. 
A. Sensorineural deafness, B. Acoustic neuroma, C. Tympano sclerosis, D. Meniere's disease
C: Tympano sclerosis
Answer: C: Tympano sclerosis 
Explanation: None