Read this excerpt from Extremely Loud and Incredibly Close. His tuxedo was over the chair he used to sit on when he tied his shoes, and I thought, Weird. Why wasn’t it hung up with his suits? Had he come from a fancy party the night before he died? But then why would he have taken off his tuxedo without hanging it up? Maybe it needed to be cleaned? But I didn’t remember a fancy party. I remembered him tucking me in

How does the narration affect the story in this excerpt?