This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Ballistics, Subject name: Forensic Medicine
The purpose of choking of a firearm is to 
Select and explain. 
A. Prevent the early dispersion of pellets, B. Minimize sound, C. Minimize smoke emission, D. Cause maximum destruction
A: Prevent the early dispersion of pellets
Answer: A: Prevent the early dispersion of pellets 
Explanation: The primary purpose of choking of a shot gun is to reduce dispersion of the pellets . Other functions:- Increases the explosive forces of the pellets. Increases the velocity of the pellets.