TOEFL Listening: TPO-TOEFL听力TPO - G4Z4Y875S1D5PRH0R$

What does the professor imply about the term "trust" when she says this: A. She should not have mentioned the term. B. It is unnecessary to explain the details of the term. C. She wants the students to explain the term to her later. D. She wants to discuss a different term.