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
Iliac crest graft should ideally be taken from 
Select and explain. 
A. Lateral aspect, B. Medial aspect, C. Posterosuperior aspect, D. Antero inferior aspect
B: Medial aspect
Answer: B: Medial aspect 
Explanation: None