(c)specify the extent to which, the manner in which and the conditions subject to which, preference or reservation shall be given or made-(i)in the matter of direct recruitment to posts in any such cadre referred to in sub-clause (b) as may be specified in this behalf in the order;(ii)in the matter of admission to any such University or other educational institution referred to in sub-clause (b) as may be specified in this behalf in the order, to or in favour of candidates who have resided or studied for any period specified in the order in the local area in respect of such cadre, University or other educational institution, as the case may be.