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': 'Healing of the extraction socket in which flaps are approximated: \nSelect and explain. \nA. Healing by primary intention, B. Healing by secondary intention., C. Healing by tertiary intention, D. Any of the above.', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Healing of socket in which the flaps are approximated following removal of tooth occurs by primary intention.', 'role': 'assistant'}]