(Last Word) According to Research by the New York Federal

(Last Word) According to research by the New York Federal Reserve Bank, which of the following best explains rising tuition costs over the past several years?

A) increased Federal subsidies for student loans
B) increased spending on faculty salaries
C) increased spending on technological infrastructure, including digital classrooms and internet connectivity
D) widespread closing of colleges and universities, leading to a dramatic reduction in the supply of higher education