The sentence uses a simile to describe the wallpaper's movement.
Simile is the type of figurative language used in the sentence 'The wallpaper was so colorful and vibrant that it danced around the room.' A simile is a comparison using 'like' or 'as,' which is evident in this sentence as it compares the movement of the wallpaper to that of dancing.
https://brainly.com/question/2569664