When the within sum of squares is relatively large, then the shape of the

Jim is a runner who jogs between 2 and 8 miles each morning

As he runs through his route each morning, he is exposed to millions of pieces of information; however, only a few ever capture his immediate attention. This ability to choose certain input while ignoring others is called _____. Fill in the blank with correct word

Sleep-deprived adolescents

A) perform better on cognitive tasks in the morning hours. B) are more likely to suffer from anxiety and depression. C) are less likely to engage in high-risk behaviors. D) display increases in executive function.