GRE Reading Comprehension: Kaplan-GRE阅读Kaplan - 43863333IF_95219G$

In the passage, the two highlighted statements play which of the following roles? A. The first explains a concept, and the second presents an example of that concept. B. The first presents an example of the main subject of the passage, and the second is a conclusion based on that example. C. The first states the conclusion of the argument as a whole, and the second provides support for that conclusion. D. The first provides evidence for a conclusion that the passage as a whole opposes, and the second presents the objection to that conclusion. E. The first states the primary conclusion of the passage, and the second states the secondary conclusion.