Write the next sentence in the following story.

How to absentee vote in wisconsin
Make sure you are registered to vote.
For many first-time voters, registration dates and deadlines are easily missed. A prospective voter must register at least 20 days before election day.

Choices:
1). You can register a voter online by visiting the wisconsin public safety agency website. Registered voters can look online for information regarding party affiliation and election dates..
2). Wisconsin doesn't allow u election through voter registration. You are also able to register a voter in wisconsin, or you might be able to register in wisconsin on a permanent basis..
3). Make the required registration when the applicant is first registered. You can include the required information for each election day you plan to vote..
4). If registering by mail, the elector (the person who trying to vote) must have the registration postmarked 20 days before election day. If the registrant turns in their registration in person, then they must turn it in at least 20 days before the election... The answer should be
4).