Answer:
D.
Explanation:
I do hear this a lot, so don't blame me for being wrong (even if I'm wrong). I would say this answer (d), because I think what D is saying is that they would mix a certain amount of colors to make "their color", (as an artist) so that is their "medium". Hope this helped!!
:)
-Lia.
The answer is, Pottery<span> is one of the oldest materials for sculpture, as well as clay being the medium in which many sculptures cast in </span>metal<span> are originally modelled for casting.</span>
Blending? I might be think of something else...
