TOEFL Listening: ETS-TOEFL听力机经 - TS1B1D3RGV2O6CA8P$

Why does the professor discuss the easels in the painting studio? A. To give an example of how the art department became more efficient B. To point out one cost-cutting measure being taken by the university C. To support her claim that the art department is already guided by environmental concerns D. To explain why there is not enough money for additional art supplies