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
[{'content': 'NOT true about Cochlear implant \nSelect and explain. \nA. Indicated in loss of function of Auditory Nerve, B. Any displacements / Malfunctioning of Cochlear implant detected via MRI, C. Done in Bilateral hearing loss, D. Implant is done in scala tympani', 'role': 'user'}, {'content': 'Answer: B \nExplanation: MRI is contraindicated in Cochlear Implant.', 'role': 'assistant'}]