<span>i just did the answer on USA test prep and the answer is B high rising sea level </span>
Quackery<span> is the promotion of fraudulent or ignorant medical practices. A </span>quack<span> is a "fraudulent or ignorant pretender to medical skill" or</span>"a person who pretends, professionally or publicly, to have skill, knowledge, or qualifications he or she does not possess; a charlatan".
The answer you are looking is the carbon cycle.
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