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Which of the sentences below best expresses the essential information in the highlighted sentence in the passage? Incorrect choices change the meaning in important ways or leave out essential information. A. One way animals escape is by entering a state of extended dormancy, known as aestivation, during the hottest and driest times of year. B. Animals can escape without using direct action, or aestivation, simply by reducing their metabolic rate and body temperature. C. The actions that an animal uses to escape are known as aestivation, which sometimes involves a reduction in metabolic rate or body temperature. D. When the weather is especially hot and dry, an animal may suffer from a condition known as aestivation, at which point the animal needs to escape.