<prompt> A 7-year-old child has normal occlusion except for linguallyerupting maxillary central incisor. He should be treated with:Crossbite elasticTongue blade therapyMaxillary acrylic inclined planeMyofunctional therapy  <response>: Tongue Blade TherapyTongue blade therapy can be employed in developing crossbite, when the maxillary incisor is erupting into crossbite and there is adequate space for the tooth to be moved. 