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: Surgery
There is a swelling in a patient with respect to maxillary LI region, since last 48 hours, the swelling is hot & palpable & rebounds on pressure, the treatment of choice is 
Select and explain. 
A. Incision & drainage, B. Antibiotic coverage, C. Antibiotics of heat only, D. Aspiration
A: Incision & drainage
Answer: A: Incision & drainage 
Explanation: None