GRE Reading Comprehension: JiJing 352-GRE阅读机经352篇 - 4L1QCID5XT6G656ZJ

It can be inferred from the passage that the author considers which of the following essential for understanding a revolutionary mobilization? A. a comprehensive theory of revolution that can be applied to the major insurrections of the nineteenth century B. awareness of the events necessary for a revolution to be successful C. access to narratives and memoirs written by eyewitnesses of a given revolution D. the historical perspective provided by the passage of a considerable amount of time E. knowledge of the socioeconomic backgrounds of a revolution's participants