Building structures such as walls,weapons (metal weapons can easily kill) and just in general gave people an advantage
Answer:
They exhibit their work to show the world and get into the artistic world. Some might decide to sell their art, or it might just be a hobby that they would want to share with others.
Explanation:
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It passed knowledge and values from generation to generation. Most of the stories were fables that expressed the morals they people had at the time.
For example, purple was approximated by glazing blue over a reddish underpainting or vice a versa. Two, glazing creates, as we have said, an extraordinarily luminosity impossible to achieve otherwise. Only inherently transparent pigments, called lakes, are suited for glazing.