; and . C National Activities To Improve Education of Children With Disabilities 121. Personnel development to improve services and results for children with disabilities (a) Licensing of educational interpreters Section 662(c)(2)(E) ( 20 U.S.C. 1462(c)(2)(E) ) is amended to read as follows: (E) Preparing personnel to be qualified educational interpreters, as licensed by the appropriate licensing body, to assist children with low incidence disabilities, particularly deaf and hard of hearing children, in school and school related activities, and deaf and hard of hearing infants and toddlers and preschool children in early intervention and preschool programs. . (b) Ensuring sufficient teachers of the deaf and early intervention specialists Section 662(c)(2) ( 20 U.S.C. 1462(c)(2) ), as amended by subsection (a), is further amended— (1) by redesignating subparagraphs (F) and (G) as subparagraphs (G) and (H), respectively; and (2) by inserting after subparagraph (E) the following: (F) Preparing personnel to be qualified teachers of the deaf and early intervention specialists, to assist— (i) children with low incidence disabilities, particularly deaf and hard of hearing children, to develop age appropriate language, including American Sign Language and spoken English with or without visual supports, and age appropriate literacy skills in school and school related activities