Other Than Paying for Tuition, Another Feature of Student Loans

Other than paying for tuition, another feature of student loans is

A) if you don't complete your education, you will not have to repay your student loan.
B) a school's financial aid office will grant financial assistance in addition to the loan.
C) students get preferential interest rates on their student loans.
D) interest is often deferred and there are some tax savings on the interest paid on student loans.