Answer:
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:
<em>Using one or more dancers, the choreographer designs a series of actions. These are linked by one or more transitional movements to create a dance phrase, or basic unit of choreographed movement. Then these phrases are arranged into longer sequences to form a dance.</em>
Line conventions............lines can only be thick or thin. Thick is 0.6mm and thin is 0.3mm.