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zmey [24]
3 years ago
12

Key changes observed during the Upper Paleolithic (from about 40,000 to 10,000 years ago) include all of the following except

Social Studies
1 answer:
Galina-37 [17]3 years ago
3 0

Answer:

<u>A) increased sophistication of tools. </u>

Explanation:

Technological advances have included significant developments in the production of flint tools, including fine-blade based industries instead of simpler and shorter shards. A sheath made of different materials and a stone tool for scraping and polishing made it possible to work on bones, antlers and skin. Advanced hunting spears and harpoons also appear during this period.

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