The reader would get a better idea of how the main character's actions look to another character. it has the biggest impact if it where told from another perspective.
The correct answer is option C: Distractibility is what is going on between Marcie and Tara.
Explanation:
A way to solve this distraction is by moving the sharpeners to a different place so they do not see each other through the window and they can sharper their pencils without having many distractions.