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
Which of following is derived from otic placode? 
Select and explain. 
A. Mastoid, B. Tympanic antrum, C. Ear ossicles, D. Cochlea
D: Cochlea
Answer: D: Cochlea 
Explanation: Ans. is'd'i.e., CochleaRef: Langmann' 70th/e p. 92,403Otic placode form otic vesicle which in turn divides into :-Ventral component that gives rise to the saccule and cochlear duct.Dorsal component that forms the utricle, semicircular canals, and endolymphatic duct.