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
[{'content': 'While giving injection minimum distance from biopsy site should be: \nSelect and explain. \nA. 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', 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]