A special general meeting may be convened by—
(a) the chairperson of the owners corporation; or
(b) the secretary of the owners corporation; or
(c) a lot owner nominated by lot owners whose lot entitlements total at least 25% of all lot entitlements for the land affected by the owners corporation; or
(d) the manager of the owners corporation—
(i) acting on the authority of the committee; or
(ii) if nominated by lot owners whose lot entitlements total at least 25% of all lot entitlements for the land affected by the owners corporation; or
(iii) in the absence of a committee.