(4) The behavior prohibited in (1) includes but is not limited to conduct:

• (a) in a classroom or other location on school premises;
• (b) during any school-sponsored program, activity, or function where the school is responsible for the student including when the student is traveling to and from school or on a school bus or other school-related vehicle; or
• (c) through the use of electronic communication, as defined in 45-8-213, MCA, that substantially and materially disrupts the orderly operation of the school or any school-sponsored program, activity, or function where the school is responsible for the student.