Answer: A barter system is an old method of exchange. Th is system has been used for centuries and long before money was invented. People exchanged services and goods for other services and goods in return. ... The value of bartering items can be negotiated with the other party. And community is a group of people living in the same place or having a particular characteristic in common.
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Explanation:
I would say A.
but C would be my second guess
The true statements about water in various regions are 3. I and III.
- I. Cold water is denser.
- III. Light water tends to reach the top.
<h3>What is true of cold water?</h3>
Cold water is said to be denser that warm water as a result of it having a lower volume.
Dense water will remain at the bottom which is why cold water remains at the bottom while light water will then reach the top.
Find out more on cold water density at brainly.com/question/11944692.
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