Relating to education; modifying certain school bus safety training requirements for certain secondary students; imposing certain +additional safety training requirements on nonpublic schools with students transported +by bus at public expense and requiring public and nonpublic schools to conduct+ annual school bus evacuation drills; restricting advertising on school buses+ to the inside of the bus; expanding the definition of school bus for traffic regulations purposes to multifunction school activity buses; allowing+ multiple stop signal arms on school buses and modifying certain strobe lamp requirements; clarifying certain school bus driver license +verification requirements (mk)