Claudia Is a Third Grader with Intellectual Disabilities

Claudia is a third grader with intellectual disabilities.She has thick epicanthal folds in the corner of her eyes,small stature,decreased muscle tone,speckling of the iris of the eye,a small oral cavity,and short,broad hands with a single palmar crease.These characteristics are typical of

A) cultural-familial intellectual disability.
B) Down syndrome.
C) fetal alcohol syndrome.
D) Fragile X syndrome.