Which supervising driver is not qualified to supervise a PEI Stage 1 learner?

1. A driver with at least four years of licence experience and no alcohol impairment
2. A driver beside the learner with a valid licence held for at least four years
3. A driver who has held a licence for four years but has a BAC of 0.05 or more
4. A front-seat supervisor who can show their driver's licence to law enforcement