Answer:1. Subduction 2. Deep-ocean trench 3. B
Explanation:
Did it on edge
clean water supply and improved technology
A *MOUNTAIN* is a landform that extends above the surrounding area (the answers mountain)
<span>Which of the following has been a contemporary concern in northwestern China?
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</span>Answer: Of the options available the one that has been a contemporary concern in northwestern China is answer choice A) Ethnic Conflicts.
I hope it helps, Regards. <span>
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