GRE Reading Comprehension: PPO-GRE阅读PPO - 46Q19M1K90MTQ638R

Which of the following statements best describes the function of the highlighted sentence in the context of the passage as a whole? A. It mitigates a claim that was presented in the first sentence of the passage. B. It interprets an example that was introduced in the first sentence of the passage. C. It provides historical context for the phenomenon that is analyzed in the remainder of the passage. D. It introduces a distinction between two historical approaches that the remainder of the passage elaborates on. E. It gives an overview of a historical development that the rest of the passage explorers in more detail.