Angela transfers to a new high school for gifted children and has trouble making friends. she expected this and plans to change it by joining more after school clubs and sitting next to different people at lunch. she believes she has effective options for dealing with the stressor of having no friends; therefore, she experiences

The answer is less stress.  Since Angela knew how the stressor of having no friends affected her before, she finds new action plans of changing the situation and avoiding the stressor she dealt with before. Her plans of sitting next to different people at lunchtime and joining extracurricular activities will help her gain more friends thus reducing her stress level.