(3) Definition.--In this section, the term `low incidence disability' means--
(A) a visual or hearing impairment, or simultaneous visual and hearing impairments;
(B) a significant cognitive impairment; or
(C) any impairment for which a small number of personnel with highly specialized skills and knowledge are needed in order for children with that impairment to receive early intervention services or a free appropriate public education.
