(1) A firearm that cannot be carried and used by one (1) person;
(2) A firearm that has a bore diameter greater than one and one half inches (1 ½″) and that uses smokeless powder, not black powder, as a propellant;
(3) Ammunition with a projectile that explodes using an explosion of chemical energy after the projectile leaves the firearm; or
(4) A firearm that discharges two (2) or more projectiles with one (1) activation of the trigger or other firing device.