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 negative is seen in - 
Select and explain. 
A. Presbycusis, B. CSOM, C. Labyrinthitis, D. Menieres disese
B: CSOM
Answer: B: CSOM 
Explanation: None