GRE Reading Comprehension: ETS-GRE阅读ETS - R39O20AIEN0ZZIM07

Which one of the following best describes the organization of the material presented in the passage? A. An account of a process is given, and then the reason for its occurrence is stated. B. A set of examples is provided and then a conclusion is drawn from them. C. A general proposition is stated, and then an example is given. D. A statement of principles is made, and then a rationale for them is debated. E. A problem is analyzed, and then a possible solution is discussed.