Answers

2015-06-21T08:56:10+05:30
First man invented things.Like wheel,fire,axe ,etc.Then same with metals and updating them for new generation and technology.
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2015-06-23T17:20:35+05:30
First early man invented fire and next he invented axe,hammers and from that he learnt how to make tools and weapons and he updated them for new tools and weapons..
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