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
The quadrant for a myringotomy in a case of acute suppurative otitis media is: 
Select and explain. 
A. Anterosuperior, B. Anteroinferior, C. Posteroinferior, D. Posterosuperior
C: Posteroinferior
Answer: C: Posteroinferior 
Explanation: In acute suppurative otitis media, a circumferential incision is made in the posteroinferior quadrant of tympanic membrane, midway between handle of malleus and tympanic annulus, avoiding injury to incudostapedial joint.