Which psychological principle do film marketers most commonly exploit when releasing teasers for highly anticipated sequels up to a year before the release date?

Major film studios invest millions in understanding audience psychology before launching marketing campaigns. From color psychology in posters to strategic trailer timing, the film industry employs sophisticated consumer psychology techniques to maximize box office returns. This trivia question examines how studios leverage psychological principles to influence viewer decisions and create anticipation for upcoming releases.

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The Zeigarnik Effect - creating tension through unfinished narratives that audiences feel compelled to resolve
The Baader-Meinhof Phenomenon - making audiences believe the film is everywhere once they notice initial marketing
The Bandwagon Effect - convincing audiences everyone else is excited about the film to create FOMO
The Von Restorff Effect - using distinct, unusual imagery that stands out from other film marketing