Works of art are the products of multiple forces at work

This is true. All art comes to be as the result of pressure being applied in some way, be it brush or pencil upon paper, pieces of rock or clay being broken apart or fixed together, or even in more recent times the click of a mouse on a computer keyboard. Art changes its form constantly, but it is a fact that different forces will always need to come together for its creation.

The answer is going to be triad. hope that