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
Organ of corti is situated in 
Select and explain. 
A. Basilar membrane, B. Utricle, C. Saccule, D. None of the above
A: Basilar membrane
Answer: A: Basilar membrane 
Explanation: Basilar membrane which support the organ of corti.