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: Pathology
[{'content': 'First sign of recovery of wound injury is: \nSelect and explain. \nA. Epithelialization, B. Dilatation of capillaries, C. Monocytic infiltration, D. Localized oedema', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Epithelialization', 'role': 'assistant'}]