This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: ENT
widening of the the cailaginous pa of the external auditory canal ? 
Select and explain. 
A. otoplasty, B. myringoplasty, C. tympanoplasty, D. meatoplasty
D: meatoplasty
Answer: D: meatoplasty 
Explanation: Z memamtoplasty conchal incision incision extend to superior ear canal