Sentence 4 foreshadows the absence of Doodle in the narrator's life, hinting at a tragic event.
The sentence from the excerpt that is foreshadowing is Sentence 4 because it hints that Doodle is no longer present in the narrator's life.
In the excerpt, the turning grindstone symbolizes the passage of time and the eventual disappearance of Doodle from the narrator's life, indicating a tragic event that has occurred.
This foreshadowing sets the stage for the reader to anticipate a significant event related to Doodle, creating tension and curiosity within the narrative.
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