Final answer:
The paragraph is taken from a personal narrative and describes the protagonist's excitement about her first day working as a waitress. To effectively move the plot forward, the sentence that should be added after sentence 6 is: "O Once I arrived, I quickly learned that my job would also entail wiping tables, mopping floors, and washing dishes."
Step-by-step explanation:
The paragraph is taken from a personal narrative and describes the protagonist's excitement about her first day working as a waitress. To effectively move the plot forward, the sentence that should be added after sentence 6 is: O Once I arrived, I quickly learned that my job would also entail wiping tables, mopping floors, and washing dishes. This sentence would introduce the challenges and tasks the protagonist faces in her new job and continue the story.
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