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
Otoacoustic emissions arise from - 
Select and explain. 
A. Inner hair cells, B. Outer hair cells, C. Both inner and outer hair cells, D. Organ of corti
B: Outer hair cells
Answer: B: Outer hair cells 
Explanation: None