Answer:
Techniques
Explanation:
To make a circle a sphere, an artist must uses techniques such as cross-hatching and stippling to make the circle look three dimensional. The artist may also use tone to show where the lighting is coming from so it seems more realistic.
:)
toning, shading, cross-hatching
it makes it look more 3D
I've realised that in the past as well.
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Answer: All of the other answers
Cadet Colonel