The audience for the above given advice are:" people with a toothache" (Option A).
An audience is the set of people to whom an information or speed is addressed or written for.
The textual evidence that supports the above is given in the second sentence:" But if you have tooth pain without bleeding or swollen gums or a fever, you can try a few home remedies first"
Learn more about audience at;
https://brainly.com/question/8170760
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