Answer:
"Be careful, the teacher told us, to write your name legibly"
Answering say it’s person vs self :
Explanation:I say this because Casey struggles to decide whether or not he should tell his mom or blame it on the family dog.
The introduction I would say because in your introduction you use a grabber which should grab the attention of your readers. But also maybe your first body paragraph... it all just kind of depends on how YOU want to structure your essay.