Final answer:
Sentence 4 foreshadows that Doodle is no longer present in the narrator's life.
Step-by-step explanation:
The sentence from the excerpt that is foreshadowing is sentence 4. This is because it suggests that Doodle is no longer present in the narrator's life. The phrase 'and I remember Doodle' indicates that Doodle is a significant person from the past, implying that something has happened to him.
Learn more about foreshadowing in literature