At this time in the Neolithic, c. 7000-6,000 B.C.E., people were often buried under the floors of homes, and in some cases their skulls were removed and covered with plaster in order to create very life-like faces, complete with shells inset for eyes and paint to imitate hair and moustaches.
Answer:
The branch of science and technology concerned with the properties of metals and their production and purification.
Explanation:
I'm pretty sure the answer is A. Hope it helped.
