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
Cochlear aqueduct - 
Select and explain. 
A. Connects internal ear with subarachnoid space, B. Connects cochlea with vestibule, C. Contains endolymph, D. Same as Scala media
A: Connects internal ear with subarachnoid space
Answer: A: Connects internal ear with subarachnoid space 
Explanation: Cochlear aqueduct connects scala tympani with the subarachnoid space. This is the reason why otitis media can lead to meningitis