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
Gutter fracture is due to : 
Select and explain. 
A. A sharp weapon, B. Fire arm injury, C. Blunt weapon, D. Serrated edge
B: Fire arm injury
Answer: B: Fire arm injury 
Explanation: B i.e. Firearm injury