TOEFL Listening: TPO-TOEFL听力TPO - 71N9HQ301929ST2XR$

What can be inferred about the student's work on her paper so far? A. She received a lot of help on the paper from professional musicians. B. She has found enough information to complete the paper. C. She did not start working on the paper early enough. D. She is having difficulty finding sources for the paper.