To determine whether early education programs can prevent intellectual disability,the Infant Health and Development Program assigned half of a group of premature,low-birth weight infants to an early intervention group with a program that lasted until age 3 and compared their outcomes to those of the infants in the control group.Which of the following best describes the findings of the study?
A) Children who participated in the program had much higher IQs at 3, 5, and 8 years old than did children in the control group.
B) Children who participated in the program had slightly higher IQs at 3, 5, and 8 years old than did children in the control group.
C) Children who participated in the program had much higher IQs at age 3 and 5 than those in the control group but these differences disappeared by age 8.
D) Children who participated in the program had slightly higher IQs at age 3 than those in the control group, but these differences disappeared by age 5.

Question

Quizplus · Accepted Answer

The Infant Health and Development Program found that early intervention had a positive impact on IQ at age 3, but the differences were not sustained as the children grew older, indicating that the initial benefits of the program diminished by age 5.

To Determine Whether Early Education Programs Can Prevent Intellectual Disability,the