The document discusses the use of multimodal elements in movie trailers to engage audiences. It describes several features used in the trailer for the film "The Edge of Seventeen", including written text, spoken language, moving images, sound effects, and music. These various communication methods work together to convey the film's narrative and message to viewers in a way that makes the trailer appealing and leaves them wanting more information to encourage watching the full movie. By combining written, audio, and visual elements strategically, trailers can manipulate audiences and be a very effective marketing tool for films.