Rejection of ballots
(1) An election officer shall, in counting the ballots, reject a ballot if
(a) it has not been supplied for the election;
(b) it is not marked;
(c) it is marked with a name other than the name of a candidate;
(d) it is marked for more than one candidate; or
(e) there is any writing or mark on it by which the elector could be identified.