Years after the Marshmallow experiment, the children who delayed gratification were compared to those who did not. How did the groups compare as teenagers?

A. Those who did not delay gratification showed stronger school performance and better test scores.

B. Those who delayed gratification showed stronger school performance and better test scores.

C. Those who delayed gratification were happier and more aware of their goals.

D. Those who delayed gratification were more easily stressed and chose to take easier classes.