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 child aged 3 years, presented with severe sensorineural deafness was prescribed hearing aids but showed no improvement. What is the next line of management- 
Select and explain. 
A. Fenestration surgery, B. Stapes mobilisation, C. Cochlear implant, D. Conservative management
C: Cochlear implant
Answer: C: Cochlear implant 
Explanation: Common indications for cochlear implants

Severe to profound SNHL in both ears with a functioning auditory nerve.
Little to no benefit from conventional hearing aids.
Living in or desiring to live in the "hearing world".
High motivation, strong commitment and realistic expectations.
Strong social and educational support.
In the case of infants and young children having a family willing to work toward speech and language skills with therapy.