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
Compressed air is used to fire lead slugs in : 
Select and explain. 
A. Automatic pistol, B. Revolver, C. Air rifle, D. Shot gun
C: Air rifle
Answer: C: Air rifle 
Explanation: C i.e. Air rifle Air rifle & air pistol release shots or pellets (skied) which are propelled by compressed air /gasQ. Some weapons use caridges of liquid CO, as the propellant. Their effective killing range (for rats, squarrels) is 30 yards (Parikh) 40 meter (Reddy - total range).