Which statement correctly describes Alberta Class 6-GDL probationary conditions?

1. A Class 6-GDL rider cannot supervise a learning rider and is suspended at eight or more demerits
2. A Class 6-GDL rider may supervise if older than 18
3. A Class 6-GDL rider has no alcohol or drug condition
4. A Class 6-GDL rider exits GDL immediately after the road test