premise: A detective is trying to determine the order in which a criminal recruited seven accomplices—Peters, Quinn, Rovero, Stanton, Tao, Villas, and White. In addition to discovering that the suspect recruited the accomplices one at a time, the detective has established the following: Stanton was recruited neither immediately before nor immediately after Tao. Quinn was recruited earlier than Rovero. Villas was recruited immediately before White. Peters was recruited fourth. f Quinn was recruited immediately before Rovero, then Stanton CANNOT have been recruited
hypothesis: second