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
First sign of recovery of wound injury is: 
Select and explain. 
A. Epithelialization, B. Dilatation of capillaries, C. Monocytic infiltration, D. Localized oedema
A: Epithelialization
Answer: A: Epithelialization 
Explanation: Epithelialization