GRE Reading Comprehension: JiJing 352-GRE阅读机经352篇 - 55NC74YA5HEAPPO7J

Which of the following best describes the function of the first sentence in the author's argument as a whole? A. It states a premise on which the author's conclusion is based B. It provides information to support the inference made in the following sentence C. It introduces a concept that the author proves is illogical D. It summarizes a position that the author proceeds to dispute E. It presents the phenomenon the argument is intended to explain