A Particular Aptitude Test Shows a Moderate Correlation with College

Multiple Choice

A particular aptitude test shows a moderate correlation with college GPA.Some argue that many students who would not have succeeded in college anyway choose not to take the test or attempt college work, thus resulting in a form of self-preselection.What would be the effect on the validity index of the aptitude test if every high school senior took the test and attempted one year of college?

A) Validity would increase.
B) Validity would decrease.
C) No effect on validity.
D) Impossible to predict.