<span>The correct answer is III. The author's purpose is the reason why a text has been written, which usually falls under one of three categories: persuade, inform, entertain. Other forms of purpose usually fall under one of these. Examining the details of the text, for example, the type of language used and any accompanying images will help a reader work out the author's purpose. </span>
Answer:
Welp, the answer is either A or B... they both have the same result. Unless B was typed wrong... then it's A.
<span>The sentence that uses a contraction or possessive form incorrectly is A. I can't believe your going to be in high school next year. The mistake here is the word your - it should be you're, because that is short for you are, and your is a pronoun denoting possession: your cat, your dog, but You're wrong, meaning You are wrong.The remaining sentences have no mistakes in them. </span>
C, it makes better sense.