Casey is eight years old. he has finally learned to dress himself in the mornings and is learning to play softball with his older brother. however, he does not seem to be able to learn how to read or perform simple mathematic operations. casey is best described as having

Moderate disability.

Explanation: According to the National Council for Special Education, a child with a moderate disability is likely to show a delay in reaching developmental milestones. Casie may have difficulties in respect of basic literacy and numeracy, language and communication, mobility and leisure skills, motor co-ordination and social and personal development.

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