GRE Reading Comprehension: JiJing 352-GRE阅读机经352篇 - 77RD55ZX5XD7KWG9J

Which of the following best describes the function of the highlighted sentence? A. It refutes the possibility of a connection between two events previously thought to be related. B. It describes how a hypothesis might account for the timing of a phenomenon described earlier in the passage C. It presents evidence that casts doubt on a statement made in the first sentence of the passage D. It clarifies a distinction between two related hypotheses E. It introduces findings that challenge a dominant explanation for a particular phenomenon