I'd say stone tools. Stone can be chiseled or left alone and be used as a weapon to defend one's self, or as a way of getting food.
A person that studies rocks minerals and earth's land forms are geologist
Answer:
The Answer is A
Explanation:
After looking at all the other options, A is the best option. Good luck on your test! :)
Hopefully I helped! :)
DNA is made up of the individual units called Nucleotides.
