(d) The instructors or pupils while in the district need to not take part in these types of activity, nor shall the school identify or any allied name be used in relationship therewith, apart from by consent and route on the board.H?i ??ng x? s? ki?n thi?t mi?n B?c bao g?m 28 ??n v? thành viên, trong ?ó có six ??n v? t? ch?c quay s? chính th?c