(4) The total number of seats in the National Assembly that are derived from geographical constituencies shall be such that the number of seats not derived from geographical constituencies is sufficiently large to correct any overall disproportionalities that might arise from the allocations of seats to geographical constituencies. 163. (1) Subject to the provisions of this article, the High Court shall have exclusive jurisdiction to determine any question – (a) regarding the qualification of any person to be elected as a member of the National Assembly; (b) whether – (i) either generally or in any particular place, an election has been lawfully conducted or the result thereof has been, or may have been, affected by any unlawful act or omission; (ii) the seats in the Assembly have been lawfully allocated; (iii)a seat in the Assembly has become vacant; or (iv)any member of the Assembly is required under the provisions of article 156(2) any of his or her functions as a member thereof; (c) regarding the filling of a vacant seat in the Assembly; or (d) whether any person has been validly elected as Speaker of the Assembly from among persons who are not members thereof or having been so elected, has vacated the office of Speaker. (2) Proceedings for the determination of any question referred to in the preceding paragraph may be instituted by any person (including the Attorney General) and, where such proceedings are instituted by a person other than the Attorney General, the Attorney General if he or she is not a