Question

Life on Earth appear a. around 4.5 million years ago b, around 3.5 billion years ago Caround 20,000 years ago d. around 1.5 million years ago The people of the Old Stone Age a. were hunters and gatherers, were cave and tree dwellers, made cave paintings, used crude stone tools, discovered fire 2. 18​

Answer 1

Answer:

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Explanation:

As humans, it’s difficult to take the long view of history because we’re the new kids on the block, having only been around 3 million years or so. Although you may feel old by the time you’re an adult, the reality is that people are a recent development. The first life forms existed long before our arrival, now confirmed as some 3.5 billion years ago.