A ball is moving on a table. As what does the table serve?

A) a frame for reference
B) the enclosed figure
C) a depth cue
D) a reversible figure

Frame for Reference

A set of criteria or stated values in relation to which measurements or judgments can be made.

Moving

The action or process of changing place or position, often applied to the physical act of relocating from one place to another.

Table

A piece of furniture with a flat top and one or more legs, providing a level surface on which objects can be placed, or in the context of data, a structured arrangement of information organized in rows and columns.