Which of the following best describes the function of the third paragraph of the passage? A. It offers evidence that contradicts the findings described in the first two paragraphs. B. It presents a specific example of the process discussed in the first two paragraphs. C. It explains a problem that the researchers mentioned in the second paragraph have yet to solve. D. It evaluates the research discoveries described in the previous paragraph. E. It begins a detailed description of the process introduced in the previous two paragraphs.