How do human used art?

By drawing something, an early human could make another human remember something. Various forms of drawing, painting, and other visual depictions almost certainly facilitated communication and education among early humans. That much seems rather obvious.

Explanation:

name the above painting and its artist. how has the artist used balance, variety, and movement in this piece to emphasize the man waving the cloth, in the upper right-hand corner? be specific in your response.