Answer: This book is about a middle schooler named Jamie Keller, and her problem is that her pants have a bunch of holes in them. At first she blamed her dog Stinkler. Eventually her mother takes her to the mall and buys her a brand new pair of jeans, which she thinks are the best jeans ever.
A/d I think I'm not real good at this so don't kill me if I'm wrong
Third person, because they use the words 'her' and 'she'.
Answer: A. Changing the school's dress code.
Explanation: Since, the option changing the school's dress code involves all the students at school collectively, therefore option A is correct.