premise: Exactly five movies are showing at the repertory theater this evening: a horror film, a mystery, a romance, a sci-fi film, and a western. Each movie is shown exactly once, on one of the theater's three screens: screens 1, 2, and 3. Screens 1 and 2 show two movies each, one beginning at 7 P.M. and the other at 9 P.M.; screen 3 shows exactly one movie, at 8 P.M. The following conditions apply to this evening's schedule: The western begins at some time before the horror film does. The sci-fi film is not shown on screen 3. The romance is not shown on screen 2. The horror film and the mystery are shown on different screens. Which one of the following CANNOT be an accurate list of the movies scheduled to be shown on screen 1 this evening, listing the 7 P.M. movie first?
hypothesis: the western, the sci-fi film