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': 'Grease color is seen with....Wounds : \nSelect and explain. \nA. Fire arm entry, B. Fire arm exit, C. Road traffic accident, D. Hanging', 'role': 'user'}, {'content': 'Answer: A \nExplanation: A i.e. Firearm entry', 'role': 'assistant'}]