This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Eustachian Tube, Subject name: ENT
Procedure for serous otitis media is: 
Select and explain. 
A. Tympanoplasty, B. Mastoidectomy, C. Myringotomy, D. Stapedotomy
C: Myringotomy
Answer: C: Myringotomy 
Explanation: (c) Myringotomy(Ref. Scott Brown, 8th ed., Vol 2; 125)Tympanoplasty constitutes surgical repair of the TM, i.e. myringoplasty along with replacement of ossicles, i.e. ossiculoplasty and is the procedure for CSOM.