Final answer:
The sentence that is foreshadowing in "The Scarlet Ibis" is sentence 4.
Step-by-step explanation:
In the excerpt from "The Scarlet Ibis," the sentence that is foreshadowing is sentence 4. It foreshadows that Doodle is no longer present in the narrator's life. The use of the phrase "and I remember Doodle" implies that Doodle is no longer alive and may have experienced some kind of tragic fate. This foreshadows that the narrator will reveal more about Doodle's fate later in the story.
Learn more about foreshadowing in literature