Year old patient all first molars carious and suspected pit and fissure areas of the second molars. Treatment plan.. Restore all first molars and seal pits and fissures of second molars

Year old patient all first molars carious and suspected pit and fissure areas of the second molars. Treatment plan:
a. Restore all first molars and observe second molars.
B. Restore all first molars and topical fluoride on second molars.
C. Restore all first molars and seal pits and fissures of second molars.***
d. Restore first and second molars with composite.
E. Restore first and second molars with amalgam.