06 Feb 09:34 AM

Korean English (US) Near fluent
Closed question
Question about English (US)

The science of extracting metals from their ores and preparing them for use is called metallurgy. The people of ancient China and Egypt cast pure gold into ornaments. Many primitive tribes found metals such as copper and made them into useful tools. Today, the science of metallurgy is highly specialized because of the many uses we have found for metals. The beginnings of the science, however, are _______.

Which one would fit into the blank the most?

1) undiscovered.
2) ancient

It will be helpful if you Let me know with some explanation(ground).

Similar questions