Requires an offender convicted of a felony or an attempt to commit a felony to be sentenced to the following minimum terms of total confinement if the offender was armed with a firearm regardless of whether the use of a weapon is an element of the felony: (1) Ten years if he or she possessed a firearm;

(2) Twenty years if he or she discharged the firearm resulting in injury to a person; or

(3) Life if he or she discharged the firearm resulting in death to a person and he or she was over the age of eighteen.