In the mythical country of Xacandra, people experience an emotion that they call blegthium. Though everyone agrees that people experience blegthium, it has proven very difficult to define it or to associate it with physiological correlates. Cross-cultural Xacandran psychologists have not been able to consistently find an emotion comparable to blegthium in other cultures. In terms of the circumplex model of emotions, blegthium is a emotion. a. secondary b. cross-culturally congruent c. primary d. universal