Research Examining the Correlational Stability of IQ Suggests That

Research examining the correlational stability of IQ suggests that

A) the younger the child at the time of first testing, the better the prediction of later IQ.
B) test scores during infancy predict school-age IQ better than test scores during the preschool years.
C) the closer in time two testings are, the stronger the relationship between the scores.
D) after age 3, IQ scores are fairly stable throughout the school years.