A TOEFL Reading passage on environmental science uses the word "sequestration" in the context of carbon storage. From the context—"forests play a vital role in carbon sequestration by absorbing atmospheric CO2"—the word most likely means:
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A
Transportation of carbon to the ocean
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B
The process of capturing and long-term storage of carbon
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C
The conversion of carbon into oxygen
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D
The release of carbon during decomposition