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
A 3-year-old child presents with fever and earache. On examination, there is a congested tympanic membrane with a slight bulge. The treatment of choice is - 
Select and explain. 
A. Myringotomy with penicillin, B. Myringotomy with grommet, C. Only antibiotics, D. Wait and watch
C: Only antibiotics
Answer: C: Only antibiotics 
Explanation: None