A hit to the face has forced the upper central incisors of a 15-year-old boy to sink into the jaw to the half of their crown height. What treatment tactics should the dentist choose?

Answer options

1. Surgical repositioning of 11 and 21, teeth immobilization, endodontic treatment if necessary
2. Transplantation of 11 and 21 into the dentition, endodontic treatment
3. Replantation of 11 and 21 into the dentition, ligation
4. Extraction of 11 and 21, their replacement with dentures
5. Dynamic observation, endodontic treatment of 11 and 21 if necessary