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': 'Full thickness skin graft can be taken from the following sites except - \nSelect and explain. \nA. Elbow, B. Back of neck, C. Supraclavicular area, D. Upper eyelids', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'Back of neck'", 'role': 'assistant'}]