; and (ii) causes, or contributes to a substantial risk of, physical injury, mental harm, or personal degradation. (B) Student organization (i) In general The term student organization means an organization that is officially recognized by or otherwise affiliated with an institution of higher education and that has a membership that is made up primarily of students enrolled at such institution. (ii) Multi-institution student organizations The term multi-institution student organization means a student organization that includes students from more than one institution of higher education, including citywide, regional, State, and national chapters of student organizations. .