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
While giving injection minimum distance from biopsy site should be: 
Select and explain. 
A. Over the margin of the lesion., B. Above the lesion., C. 1cm away from the margin of the lesion., D. Distance is not very significant factor
C: 1cm away from the margin of the lesion.
Answer: C: 1cm away from the margin of the lesion. 
Explanation: None