is the creation of depth.
Space
Scale
Texture
Pattern

Look at tribute money from brancacci. which feature of this painting contributes to the drama of the piece

In areas where even the experts disagree; everyone has a right to his own opinion. i mean if answers aren’t given just like in lots of things; then it has to be just anyone’s opinion. is this dualism multiplicity relativism or commitment

Which is more effective in transmitting information about a bird brancusis bird in space or john audubons wild turkey