Drawing attention to an area by contrasting dark and light is one way of demonstrating

this is one way of demonstrating emphasis and subordination.

Explanation:

What is meant by emphasis?

Emphasis is that area or an object found in the artwork which captures the attention and becomes the central point known as the focal point .

What is meant by subordination?

Subordination refers to reducing down other materials or elements that makes up the art work in order to capture attention to the focal point.

explanation:

with the profits from the european sales, merchants purchased europe's manufactured  goods, including tools and weapons. then the merchants shipped those manufactured  goods, along with the  american  sugar and rum, to west africa where they were bartered for  slaves.

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