The correct answer is C. They allow officials to
learn what is important to voters without having
to wait for the next election.
Explanation:
Public opinion polls are studies or surveys that
focus on reporting the preferences or opinions
of the general public, these are usually shown in
media. For example, before a law is approved
opinion polls show whether people agree with
the law. This type of tool is useful in politics to
try to predict the candidate that might win the
election. Also, through public polls, officials and
political parties know the opinion or preferences
of people on politics before the election which is
useful because in this way candidates can do
certain actions to try to get more voters.
According to this, one benefit of public polls is
"They allow officials to learn what is important to
voters without having to wait for the next
election".
