Answer:
at the moment no, machines do not prove to be threat, they are helpful. In the future, things might change, but as of now, no
I would go with answer
B: They both relied on each other for goods and services.
Answer:
Renewable energy has several advantages and disadvantages. The advantages of renewable energy include unlimited supply, low environmental impact, and increased opportunities for employment. While these advantages are nice, there are some disadvantages. These include less reliability than nonrenewable energy, difficulty storing and transporting the energy, and higher costs.
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The answer is B. Celts.
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Celts believed that collecting heads after a battle was one of the greatest honors. Heads were their trophies.