Which statement is true?
a.
federal student loans are based on financial need.
b.
grants are awarded only for athletic ability.
c.
scholarships must be repaid with high interest.
d.
work-study jobs are always on campus.

A is the only correct option. Typically fed. loans take into account your personal income as well as your family income sometimes. 

On B: Grants are awarded for a ton of things, depending on the organization that runs it. Grades are a big one, art is another.

On C: Loans are repaid (high or low interest). A scholarship is free money, sometimes with conditions (like maintaining grades)

On D: Work-study jobs happen off campus too.