(1) An elector may not show the contents of the elector's ballot to anyone after it is marked. An elector may not place any mark upon the ballot by which it may be identified as the one voted by the elector.
(2) An elector may not receive a ballot from any person other than an election judge and may not vote any ballot except one received from an election judge. A person other than an election judge may not deliver a ballot to an elector.
(3) A person may not solicit an elector to show the elector's ballot after it is marked.
(4) An elector who does not vote a ballot delivered to the elector shall, before leaving the polling place, return the ballot to an election judge.