Answer:
Number 3, because a claim is the authors opinion though it does not technically have to be correct.
Explanation:
An author's claim is an opinion or viewpoint in a persuasive text
When a person makes a claim, he makes an opinion about something, trying to convince his readers why his claim is correct.
In order to achieve this, he has to bring supporting evidence which backs up this claim.
For example, an author can make a claim that California is hotter than Arizona in summer, and to validate this claim, he has to bring supporting evidence which helps validate that his claim is correct.
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