Most of Her Friends Feel That Jane Is a Very

Most of her friends feel that Jane is a very happy person. She encounters her difficulties like everyone else, but she tends to maintain a positive outlook on the future and herself, even though she doesn't think that her coping skills are exceptional or that she deals very well with challenges. Psychologists who study stress would assume that Jane would possess a protective factor with regard to the detrimental effects of stress and score high on a measure of ____________.

A) self-efficacy
B) empathy
C) hardiness
D) optimism