While One Group of Children with an Intellectual Disability Was

Multiple Choice

While one group of children with an intellectual disability was moved from an orphanage to a more stimulating environment, a second group of children who were less intellectually disabled stayed at the orphanage. This second group of children showed

A) no change in IQ scores.
B) an average increase of 29 points.
C) an average decrease of 26 points.
D) a slight IQ increase, which faded after being adopted.