<u><em>Answer:</em></u>
<u><em>Thumbnail sketches are:</em></u>
<u><em>Art directors, storyboard artists and graphic designers, as well as other kinds of visual artists, use the term "thumbnail sketch" to describe a small drawing on paper (usually part of a group) used to explore multiple ideas quickly.</em></u>
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<em>Hope this helps:3</em>
Answer:
becuz bad mad bad im bad bad madn dnncf
Explanation:
A manner of etching in which the ground is perforated with various needles. same goes with the chalk manner the pastel manner is using multiple plates and engraving
Answer: Oh now I can answer, Its the fourth one ^^