While working on her final paper for her psychology class, Tiffany realizes that she is probably going to exceed the stated page limit in the assignment. She asks several of her classmates what to do and receives differing advice. Some upperclassmen who are psychology majors tell Tiffany to go ahead and exceed the page limit. Some of Tiffany's close friends tell her to stick with the assigned page limit. If we assume that Tiffany is being swayed by informational social influence pressures, which group is she more likely to listen to?