Final answer:
Candidates hold campaigns to help them run for office. Endorsements from well-known politicians can help lesser-known candidates gain voter support. A way to inform voters of a candidate's positions is by opposing other candidates.
Step-by-step explanation:
Candidates for political office hold campaigns to help them run for office.
Getting endorsements from well-known politicians can help lesser-known candidates gain the support of voters.
One way a candidate can inform voters of his or her positions is by opposing candidates.