Which of the following is typically the final requirement a driver must meet to graduate from an intermediate/probationary license to a full, unrestricted license?

1. Reaching a specific age (e.g., 17 or 18) and maintaining a clean driving record for a set period (e.g., 12 consecutive months).
2. Passing a second, more advanced road test.
3. Completing an additional 50 hours of supervised driving with a parent.
4. Submitting a signed logbook from a certified driving instructor.