Like Mesopotamia and China, Many Early Civilizations Came to Rely

Like Mesopotamia and China, many early civilizations came to rely on metallurgy. Aside from metallurgy, a skill that set the early civilizations of Peru's Andes apart was

A) corpse embalming.
B) trigonometry and advanced astronomy.
C) the ability to achieve similar metallurgical results without ever discovering smelting, the high-temperature process by which pure metal is produced from ore.
D) their pottery techniques.
E) writing, which originated in this part of the world and not in Sumer as was previously believed.