Which of these sentences demonstrates the use of an example to support the following generalization?

*Good study habits help improve students' success in school.*

a. Success occurs when someone achieves their desired outcome.

b.Taking good notes and studying daily helps prepare you for tests.

c.Students who practice good study habits are 75 percent more likely to graduate from high school than those who do not have a regular study routine.

d.If students do not study, their grades may slip.