Underworld is the correct answer because it is a film that falls within the vampire genre, just like the other options listed. Dracula 2000, Van Helsing, Daybreakers, and Queen of the Damned are all vampire-themed movies, but Underworld is the most well-known and popular among them. It features a centuries-long war between vampires and werewolves, and has spawned several sequels and a successful franchise.