Answer: 5,000 years ago which was the beginning of “The Bronze Age”
Explanation: The Stone Age began about 2.6 million years ago, when researchers found the earliest evidence of humans using stone tools, and lasted until about 3,300 B.C or 5,000 years ago when the Bronze Age began. It is typically broken into three distinct periods: the Paleolithic Period, Mesolithic Period and Neolithic Period.