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': 'Organ of corti is situated in \nSelect and explain. \nA. Basilar membrane, B. Utricle, C. Saccule, D. None of the above', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Basilar membrane which support the organ of corti.', 'role': 'assistant'}]