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
A two year old child was planned for brain stem implant. All are indications of brain stem implant except: 
Select and explain. 
A. B/L neurofibromatosis, B. Absent auditory nerves, C. Absent cochlea, D. Mondini deformity
D: Mondini deformity
Answer: D: Mondini deformity 
Explanation: In Mondini deformity the defect is at the level of cochlea, which can be corrected by cochlear implant.