In order to vote, a person has to do what? Select one:

(A) wait for ballots to be passed out at all the schools and fill one in
(B) wait for a ballot to show up in the mail and mail it back
(C) come to a Union meeting where the vote will happen
(D) register to vote and drive to Sacramento to cast a ballot
(E) secure a ballot from a school principal who will help each worker vote