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
Material used in Tympanoplasty -a) Temporalis fasciab) Cartilagec) Muscled) Mucous membrane 
Select and explain. 
A. ac, B. ab, C. ad, D. bc
B: ab
Answer: B: ab 
Explanation: Myrirgoplasty is repair of a perforation of the tympanic membrane (the pars tensa).
Tympanoplasty is ossicular reconstruction with myringoplasty.
Myringoplasty is done using the graft made of either of the following materials.

– Temporalis Fascia (most common)
– Perichondrium from tragus
– Tragal cartilage
– Vein