Any parent, guardian, or person other than a student at the public
school in question who has been advised that minor children are present and who continues to upbraid, insult, or abuse any public school teacher, public school administrator, or public school bus driver in the
presence and hearing of a pupil while on the premises of any public school or public school bus may be ordered by any of the abovedesignated school personnel to leave the school premises or school bus, and upon failure to do so such person shall be guilty of a misdemeanor
and, upon conviction thereof, shall be punished by a fine not to exceed
$500.00.