A 24-year-old candidate holds Category B and applies for Category A. Which combination is most accurate under HAK's guidance?

1. PPSP is not required, first aid is not required if the B licence is valid, but motorcycle-control training and exam remain required
2. All three subjects are automatically waived
3. Only PPSP and motorcycle control are waived, but first aid is always repeated
4. The candidate can ride any Category A motorcycle immediately after applying