GRE Reading Comprehension: ETS-GRE阅读ETS - 4Q7H1P8AA7T713_87

Which of the following best characterizes the function of the indicated portion of the passage ? A. They expand on an advantage mentioned in the first sentence of the passage. B. They outline the consequences of a limitation discussed in the first sentence of the passage. C. They provide explicit examples drawn from the oral and the written works mentioned in the second sentence of the passage. D. They explain the causes of a phenomenon mentioned in the third sentence of the passage. E. They limit the applicability of a generalization made in the third sentence of the passage.