A researcher conducted a study of high achieving students at KU and found that, when faced with high stress levels, one group tended to get sick whereas the other group tended not to get sick. She labeled the stress resistant group as 'hardy.' Which of the following traits are indicative of hardy or stress resistant individuals: a. demonstrating a sense of commitment in life tasks (not just dabbling)
b. a belief that they have some control (causal influence) in their lives
c. a willingness to accept challenges and opportunities for growth
d. all of the above are correct
e. A and C are correct