<prompt> In DMF index, F indicates a tooth with:Zinc oxide eugenol fillingSilver amalgam fillingCaries below an existing restorationPermanent filling in a deciduous tooth  <response>: Indicates the number of permanent teeth that have been attacked by caries, but which have been restored to keep them in a healthy condition in mouth. A tooth may have several fillings, but it is counted as one tooth. If a tooth has a filling but shows evidence of recurrent decay, it is counted as a decayed tooth. Option 3 is eliminated Temporary restorations are considered as Decayed Option 1 is eliminatedOnly permanent teeth are considered Option 4 is eliminated.Essentials of preventive and community dentistry5th editionSoben Peter 