Dr Abboud Reads a Study Showing That Young Children with an Attention

Multiple Choice

Dr. Abboud reads a study showing that young children with an attention disorder focus better if they can hold a stress ball during class. He wants to know whether this method also would be effective for adolescents and college students. Which aspect of external validity is MOST relevant to his question?

A) generalizing to
B) generalizing across
C) the conceptual component
D) the functional component