TOEFL Listening: ETS-TOEFL听力机经 - GQ9QE93C4BG6GP93P$

What does the woman imply about the information search she ran on the new computer system? A. She searched only for journal articles. B. It gave her an idea about how to expand her research topic. C. Much of the information she obtained was not useful. D. The search provided no information about books on the volcano she is interested in.