Regarding Psychological Factors That Buffer the Effects of Stress, Which

Multiple Choice

Regarding psychological factors that buffer the effects of stress, which of the following statements is FALSE?

A) The mechanism through which social networks and sociability affect vulnerability to illness remains to be determined.
B) Psychologists believe that optimism can be learned.
C) Optimism is a strong predictor of long-term survival among heart disease patients.
D) Psychological hardiness among undergraduates is linked to higher academic achievement.
E) Optimism has been linked to better birth outcomes among pregnant women, as well as better psychological adjustment among cancer patients.