Answer:
I think it's confident and authoritative. The statement that proves this is when the author says "We can be sure that we have only to persevere to conquer".
Explanation:
The answer should be D beacuse that part of yhe sentence is used as a verb phrase.
Answer:
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[A]: convergent — matches with — "near subduction zones" .
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[B]: divergent — matches with — "tension".
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[C]: transform — matches with — "shearing" .
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I believe your answer would have to be A. " he"