This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Mechanical injuries, Subject name: Forensic Medicine
[{'content': 'Shotgun does not contain - \nSelect and explain. \nA. Barrel, B. Choke bore, C. Bullets, D. Muzzle', 'role': 'user'}, {'content': 'Answer: C \nExplanation: The synopsis of forensic medicine & toxicology ; Dr k.s narayan reddy ; 28th edition ; pg.no. 122 A shot gun have a muzzle ,barrels,choke bore but not a bullet .', 'role': 'assistant'}]