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:
The trailer sway control will automatically apply braking to individual wheels if its detects a side-to-side swaying of the trailer.
<h3>What is the trailer
sway control?</h3>
The trailer sway control is a features attached to trailers to ensures save landing or control when a swaying action is detected.
In conclusion, the trailer sway control will automatically apply braking to individual wheels if its detects a side-to-side swaying of the trailer.
Read more about sway control
<em>brainly.com/question/26556682</em>
Command system is the government that controls the factors of production and makes all decisions about their use. so your answer is command
Oil and silk because the Africans would make dresses out of the silk
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Answer:
Van Helmont - He concluded that trees gain most of their mass by absorbing water
Priestley- He found out that plants release oxygen
Ingenhousz- He concluded that plants needs sunlight to produce oxygen.
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