According to Article 241 of the Implementing Regulation, what restriction applies if a candidate fails the practical driving test four times within one year?

1. The candidate must permanently forfeit eligibility for a Bahraini driving licence
2. The candidate is required to wait three years before opening a new learner file
3. The candidate may re-test immediately upon paying double the appointment fee
4. The candidate is barred from attempting the test again until six months have passed since the last test