The researching student who wanted revenge: two?
ANSWER: Can Play-Giarize At That Game
Including Keffer's memory helps achieve the author's purpose because the author's purpose is to inform, and this informs the reader about pedestrians, and what they should do! It's important to know what Keffer remembered because it helps achieve the authors' purpose, and adds on to more information mentioned earlier in the text. It also gives us Keffer's point of view!
Cheating and talking when you’re not supposed to should be discouraged
Using your school resources and asking for help should be promoted
The answer is going to be D, or the last option.