问题详情

Which of the following is mentioned in the passage？
A．Public colleges increase the tuition higher than private ones do.
B．The students spent $ 2 000 on books and supplies ten years ago.
C．Graduates in liberal arts can earn $ 10 000 per year at present.
D．Both the students out-of-state and foreign students can obtain scholarships.请帮忙给出正确答案和分析，谢谢！