Which of the following was mentioned as a factor which differed the Redbrick universities from Oxford and Cambridge（）

A. The Redbrick universities were supported by private efforts.
B. The Redbrick universities offered new subjects like modern languages and English literature.
C. The Redbrick universities had less influence from the church and welcomed non-Christian students.
D. Many of the Redbrick universities were able to offer a better course in a particular subject than was available anywhere else.