Macy Act, the State files with the Secretary a written addendum to the plan required by this section describing how the State ensures that— (A) children who are deafblind (regardless of the State’s use of disability categories or the extent to which children with deafblindness may be classified in disability categories other than deafblindness) are evaluated by qualified professionals, including teachers of the deafblind, using valid and reliable assessments, for such children’s need for instruction and services that meet their unique language and communication, literacy, academic, social and related learning needs, including instruction which may be needed by children without disabilities or with other disabilities but which must be specifically designed, modified, or delivered to meet the unique language and communication, academic, and related learning needs of children who are deafblind