Typically, above-the-line refers to producers, directors, writers, cast (including name actors/movie stars, etc.), and stunt cast/personnel. ... “Below the line” then refers to everything and everybody and every expense that isn't considered Above the Line. More simply, imagine a line drawn in on a budget page.
A mosaic is a<span> piece of artwork created by placing colored squares. A Collage is a </span><span>picture made by sticking other pictures onto a surface.
