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
After removal of a tooth that shows radiolucency in the periapical region 
Select and explain. 
A. Nothing should be done, B. Irrigation and socket compression should be done, C. Irrigation, curettage and socket compression should be done, D. Vigorous curettage of the walls should be done
C: Irrigation, curettage and socket compression should be done
Answer: C: Irrigation, curettage and socket compression should be done 
Explanation: None