Ryan, Age 8, Was Cut from the School Soccer Team

Ryan, age 8, was cut from the school soccer team. After the initial disappointment, he became a boy scout, which he really enjoyed. Now as an adult, when he did not get into graduate school, rather than become depressed, Ryan found a job in his field that he enjoys, and plans to try again later. This is an example of ________

A) a necessary and sufficient cause.
B) the diathesis-stress theory.
C) the interactive model of the diathesis-stress theory.
D) the steeling or inoculation effect of some stressful experiences.