Well i know the greeks and romans used black backgrounds for their vases but i dont know if that is what you are looking for
Answer: dont shade
Explanation: looks good make a new one shaded
Annunciation Triptych (Merode Altarpiece), Workshop of Robert Campin (Netherlandish, ca. Due to rights restrictions, ... Classification: Paintings-Panels.
The right correct answer is D none of the above