I believe that the answer is c. Humans can affect the physical environment by not upkeeping it. Also the physical environment can affect humans, for example, too much pollution can result in a sickness
Subduction occurs between two colliding tectonic plates
Answer:
Wetlands.
Explanation:
An area of land that is covered with a shallow layer of water during some or all of the year.
Answer: "the Earth's mantle" .
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The asthenosphere "floats" on the "mantle" [of the interior] Earth.
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