The "Wild Divine," a Video Product That Focuses on Promoting

The "Wild Divine," a video product that focuses on promoting self-care and wellness, was tested for its effectiveness as a relaxation technique (Roethel & Gurung, 2007) .Compared to those in the control condition, those in the experimental condition who practiced breathing techniques, regulated their heart rate, and increased their level of concentration ______.

A) were higher in suppressed anger
B) were higher in depression
C) were lower in hostility and had a decrease in cortisol
D) had the same salivary cortisol level, but less fatigue