TOEFL Listening: TPO-TOEFL听力TPO - 44D174402BPL4RG1R$

What does the student mean when she says this: A. She is not familiar with the play behavior of wolf pups B. She doubts that wolf pups fight as much as the other students implies C. She is not sure that she correctly understood the reading assignment D. She disagrees with the other student's opinion about play behavior