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': 'Following may be seen in the exit wound: DNB 10; NEET 14 \nSelect and explain. \nA. Di collar, B. Abrasion collar, C. Tattooing, D. Inveed edges', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ans. Abrasion collar', 'role': 'assistant'}]