Hello; Could you please help me out with this question? When answering it under timed conditions I selected A. But when I went back and did it again I selected the correct answer, B. You mention that A rephrases the first sentence, but it seems to be like B just rephrases the second sentence. To be ...

I am unsure about question 2. I selected D because lines 30-40 led me to believe more researchers were being attracted because of this new method. I see how E could be the correct answer but could someone explain the whole question?
Thanks so much