Final answer:
The phrase from Diary of a Wimpy Kid that uses onomatopoeia is "You forgot your lunch at home!"
Step-by-step explanation:
The phrase from Diary of a Wimpy Kid that uses onomatopoeia is option A, "You forgot your lunch at home!" Onomatopoeia is a figure of speech in which words imitate the sound they represent. In this phrase, the word "forgot" imitates the sound of something being dropped or hitting the ground, which adds a playful and vivid element to the description.
Learn more about Onomatopoeia in Diary of a Wimpy Kid