Question

A frame used to produce a three-dimensional effect in four-sided figures is called a A. half-box. B. drop shadow. C. border piece. D. cutline.

Answer 1

It is called a drop shadow

An effect of an image repeating behind itself to create an illusion of that image floating over its background is called a drop shadow. It has an added 3D dimension of perspective. The main purpose of a drop shadow in software programs and OS is that it brings attention to an object.