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: Forensic Medicine
[{'content': 'Scab or crust of abrasion appears brown: \nSelect and explain. \nA. Between 12-24 hrs, B. Between 2-3 days, C. Between 4-5 days, D. Between 5-7 days', 'role': 'user'}, {'content': "Answer: B \nExplanation: The scab is reddish-brown, less tender and adhering over the abraded area on 2nd to 3rd day. Ref: Park's Textbook of Preventive and Social Medicine By K. Park, 6th Edition, Page 4.3; Textbook Of Forensic Medicine And Toxicology: Principles And Practice By Vij, 2008, Preview.", 'role': 'assistant'}]