Alfred claimed that he was nowhere near the house when the butler was murdered. His was that he was across town at the grocery store when it happened. It turned out that the list of names on the floor was a. It had nothing to do with the crime.

A red herring is a misleading detail that distracts from the real issue and has nothing to do with solving the crime. Since the list of names on the floor was unrelated to the murder, it was a red herring.

AI-written and checked against the verified answer.