25. Staff  26. Class-child ratio  be reviewed by an independent a nd impartial tribunal established by law and presided  over by a person, qualified to be enrolled as an advocate in Botswana, appointed by the  Chief Justice; and  (3) On any review by a tribunal in pursuance  of this section of the case of a detained  person, the tribunal may make recommendations, concerning the necessity or expediency of  continuing his or her detention, to the authority by which it was ordered but, unless it is otherwise  provided by law, thatauthority shall not be obliged to act in accordance with any such  recommendations. (1) The President may at any time, by Proclamation published in the  Gazette , declare that  a state of public emergencyexists.  (2) A declaration under subsection (1) of this section, if not sooner revoked, shall cease to  have effect-  unless before the expiration of that period, it is  approved by a resolution passed by the National  Assembly, supported by the votes of a majority of all the voting members of the Assembly. (3) Subject to the provisions of subsection (4) of this section, a declaration approved by a  resolution of the Nation al Assembly under subsection (2) of this section shall continue in force  until the expiration of a period of six months beginning with the date of its being so approved or  until such earlier date as may be specified in the resolution: Provided that the National Assembly may, by resolution, supported by the votes of a  majority of all the voting members of the Assembly, extend its approval of the declaration for  periods of not more than six months at a time. (4) The National Assembly may by resolution at an y time revoke a declaration approved  by the Assembly under this section.  (1) Subject to the provisions of subsection (5) of this section, if any person alleges that any  of the provisions of sections 3 to 16 (inclusive) of this Constitution has been, is being or is likely to  be contravened in relation to him or her, then, withou t prejudice to any other action with respect to  the same matter which is lawfully available, that person may apply to the High Court for redress. (2) The High Court shall have original jurisdiction -  and may make such orders, issue such writs and give such direc tion as it may consider  appropriate for the purpose of enforcing or securing the enforcement of any of the provisions of  sections 3 to 16 (inclusive) of this Constitution. (3) If in any proceedings in any subordinate court any question arises as to the  contravention of any of the provisions of sections 3 to 16 (inclusive) of this Constitution, the  person presiding in that court may, and shall if any party to the proceedings so requests, refer the  Copyright Government of Botswana ( d )  he or she shall be afforded reasonable facilities to consult and instruct, at his or her o wn  expense, a legal representative and he or she and any such legal representative shall be  permitted to make written or oral representations or both to the tribunal appointed for the  review of his or her case. ( a )  in the case of a declaration made when Parliament is sitting or has been summoned to  meet within seven days, at the expiration of a per iod of seven days beginning with the  date of publication of the declaration; or ( b )  in any other case, at the expiration of a period of 21 days beginning with the date of  publication of the declaration, ( a )  to hear and determine any application made by any p erson in pursuance of subsection  (1) of this section; or ( b )  to determine any question arising in the case of any person which is referred to it in  pursuance of subsection (3) of this section, 18.  Enforcement of protective provisions  17.  Declarations relating to emergencies