Humans have used rocks in the creation of tools and building materials. t f

This is True. They would make weapons and tools out of rock because that was the only thing they had that was hard enough to be used as a tool or weapon. They would sharpen and break the rock to make tools, for weapons they would sharpen the rock and put it on a sturdy stick for a spear so they could hunt down animals for food. Please give me the brainliest answer.

:) Hoped this Helped

The answer is True

Explanation:

20: 5

explanation:

about 20% of the world's population lives in   southwest asia, but on less than 5% of the world's   land area.