单项选择题

Questions 11-13 are based on the following passage. What is the main idea of the passage

A.That everything at State University has changed in the past ten years.
B.That although the campus looks the same, some things have changed at State University.
C.That in spite of the changes on the campus, the commitments at State University is the same.
D.That everything has stayed the same at State University during the past ten years.