GRE Reading Comprehension: Maggoosh-GRE阅读Maggoosh - 8D92KB43G1751LP5M

The author implies that, in the desert lizard, the advantages in some forms of social interaction A. occur during a period in which metabolic costs are low B. are in direct proportion to the desert lizard's body temperature C. typically outweigh the costs of engaging in activity D. lower the chance that the lizard will expend energy E. are short-lived and carry with them numerous dangers