is the technique additive or subtractive
II.A.32 ... Sculptural technique falls into two basic categories, ~ and additive. Carving is a ~ technique. The final form is a reduction of the original mass of a block of stone, a piece of wood, or another material. [4] Mixing pigments physically is a ~ process with cyan, magenta, and yellow being the primary colors. On the other hand, if colored light is mixed together, an additive mixture results, a process in which the primary colors are red, green and blue.