___ is a pervasive developmental disorder with an onset that follows a 3- to 4-year period of normal development.
A)Autism spectrum disorder
B)Rett syndrome
C)Childhood disintegrative disorder
D)Asperger's syndrome

Question

Quizplus · Accepted Answer

Children who have childhood disintegrative disorder usually follow a prolonged period of normal development,followed by a deterioration in receptive and expressive language and in other areas of behavior.

___ Is a Pervasive Developmental Disorder with an Onset That