Tuition at Public and Private Institutions Is Rising Fast Because

Tuition at public and private institutions is rising fast because:

A) colleges and universities are receiving less funding of other kinds, such as donations, grants, and contracts.
B) state appropriations to public-sector institutions has been falling.
C) of the anti-tax, anti-government, anti-public service rhetoric and policies that have undermined states' financial support for higher education.
D) all of the above