This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Ear, Subject name: ENT
[{'content': 'Endolymph is seen in ? \nSelect and explain. \nA. Scala vestibule, B. Scala media, C. Scala tympani, D. Helicotrema', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' i.e., Scala media * The scala vestibuli and scala tympani are filled with perilymph and the scala media is filled with endolymph.", 'role': 'assistant'}]