In Order to More Effectively Deal with Stress, Rodney Repeats

In order to more effectively deal with stress, Rodney repeats the following whenever he experiences an obstacle, "This is not a catastrophe. I am a good problem solver. I can find a solution." Which method for removing distress from stress is Rodney using?

A) expressing upsetting feelings instead of keeping them bottled up
B) developing relaxation skills
C) gathering information
D) controlling Type A behavior
E) replacing stress-inducing thoughts with stress-busting thoughts