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': 'A full thickness wound that is not sutured heals by \nSelect and explain. \nA. Primary healing, B. Secondary healing, C. Delayed primary healing, D. Reepithelization', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Here wound is full thickness wound. It is left open to heal by granulation, contraction and epithelialisation. This is know as secondary healing.', 'role': 'assistant'}]