Final answer:
The purpose of the first three chapters of A Wrinkle in Time is to introduce interesting characters and describe a big problem they face.
Step-by-step explanation:
The purpose of the first three chapters of A Wrinkle in Time is to introduce interesting characters and describe a big problem they face. These chapters set up the central conflict of the story and establish the main characters, such as Meg Murry and her family. The chapters also introduce the concept of traveling through a wrinkle in time and lay the foundation for the adventure that unfolds in the rest of the book.
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