This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Special topics, Subject name: Forensic Medicine
Full dispersion is seen in which of the following 
Select and explain. 
A. Full chocked, B. Half chocked, C. Unchocked, D. All of the above
C: Unchocked
Answer: C: Unchocked 
Explanation: Choking Reduction of diameter at the muzzle end of the barrel of a shotgun is called choking Choking reduces the dispersion of pellets and holds the pellets together for a longer distance. Choking is done by adjustable and replaceable extensions. Barrel may choke bore or non-choke bore Choke-bore means the diameter of the barrel is reduced at the muzzle end. There are different degrees of choking like full choke, half choke, three-quaer choke, quaer choke. Ref: FORENSIC MEDICINE AND TOXICOLOGY DR PC IGNATIUS THIRD EDITION PAGE 137