(a) A person commits an offense if, in a manner intended to cause alarm or personal injury to another person or to damage school property, the person intentionally:
(1) exhibits or uses a firearm:
(A) in or on any property, including a parking lot, parking garage, or other parking area, that is owned by a private or public school; or
(B) on a school bus being used to transport children to or from school-sponsored activities of a private or public school;
(2) threatens to exhibit or use a firearm in or on property described by Subdivision (1)(A) or on a bus described by Subdivision (1)(B) and was in possession of or had immediate access to the firearm; or
(3) threatens to exhibit or use a firearm in or on property described by Subdivision (1)(A) or on a bus described by Subdivision (1)(B).
(b) An offense under Subsection (a)(1) or (2) is a third degree felony.
(c) An offense under Subsection (a)(3) is a Class A misdemeanor.