单项选择题

Passage Two

[30①]Students from other states as well as international students paid an average of more than eighteen thousand dollars.
This is the bad news — international students often have to pay the highest prices.
[30②]And these averages were only for tuition and fees. Food, housing, books and supplies can add ten to twelve thousand dollars a year.
[30③]The College Board says the average tuition at a private college was about twenty-eight thousand dollars.
Many students save money by starting their education at a two-year public college, also known as a community college. The average tuition this year was about two thousand five hundred dollars.
American students often have to take out loans to help pay for their education.

A. They can pay off the unpaid tuition bills after they graduate.
B. Government guarantees them a cheaper access to education.
C. Some schools have on-diet plans on the courses for students.
D. They can gain financial aid or scholarships through certain ways.