Thin layers of <span>calcium carbonate
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Answer:Hunting and gathering society.
Hunting and gathering society is a type of society where dwellers rely majorly on hunting for wild animals andgathering of foods ,nuts and vegetables for survival.Ten thousand years ago,all societies practices hunting and gathering to provide food on their tables until there were initiatives on how to cultivate crops and rear animals.
Explanation:
Answer: C
Explanation:
A and C are both solid answers depending on the interpretation.
Based on the beginning of the second sentence "product of their various opinions.." I would argue C is the correct answer.
The greek alphabet formed the basis for latin, which is used in many European languages today. So Greek.
Answer:
Negative
Explanation:
Enemies usually refer to bad guys. So if it is a "common enemy" then it is a common bad guy that everyone knows about. It can also mean that you and someone else share an enemy, but that is stilll negative.