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
Treatment of fibrous dysplasia is: 
Select and explain. 
A. Radical resection of lesion, B. Radiation therapy, C. If the Lesion is small, dissection is done, if Lesion is large cosmetic surgery has to be carried out, D. Cryosurgery
C: If the Lesion is small, dissection is done, if Lesion is large cosmetic surgery has to be carried out
Answer: C: If the Lesion is small, dissection is done, if Lesion is large cosmetic surgery has to be carried out 
Explanation: None