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: Dental
Extractions can be done in ANUG patients after 
Select and explain. 
A. 4 weeks, B. At 1st appointment only, C. 4 months, D. 1 week
A: 4 weeks
Answer: A: 4 weeks 
Explanation: None