Which sentence contains an allusion?

Question

• Sarah worked like Cinderella until all of her chores were done.
• Cinderella is one of the most well-known fairytales of all time.
• Cinderella meets a fairy godmother who saves her from her wicked stepmother and stepsisters.
• Sarah ate buttery popcorn while she watched Cinderella the movie.

Answer 1

Sarah worked like Cinderella until all of her chores were done.