Answer:
the author's use of clues to hint at what will happen later in the story.
Explanation:
the word "foreshadowing" is a technique used by the writer to give hints or clues about the events that will occur in a story, which help the writer to create expectations on the reader and made the reader feel interested in the literary work.
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I don't have the book so I can't give a line of evidence but Atticus was all about teaching Jem and Scout those little life lessons without them even noticing so this instance was one of those little lessons he gives them. Hope this helps :)
