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
In Periapical lesions of average size, time needed for osteogenesis is: 
Select and explain. 
A. 1-2 months, B. 2-6 months, C. 6-12 months, D. 2 Weeks
C: 6-12 months
Answer: C: 6-12 months 
Explanation: None