A 5-year-old child was found to have missing upper molars. Lower incisors are in contact with the mucous membrane of palate. Specify the doctor's tactics:

Answer options

1. Fabricate a removable laminar denture
2. Examine the child once a year until the eruption of permanent teeth
3. Medical intervention is not needed
4. Examine the child every six months until the eruption of permanent teeth
5. Fabricate an orthodontic appliance for the treatment of closed bite