The personal identity a. allows us to attribute our failures to external causes b. conceptualizes the self as a member of particular social groups c. conceptualizes the self as a unique individual d. allows us to attribute our successes to external causes

In a study, people were asked to imagine simple occasions that made them happy and to remember events that made them feel proud about themselves. it was observed that the subjects developed an increasingly positive attitude. these changes are known to be healthy, leading to greater physical activity and reducing unhealthy habits. based on this excerpt, we can conclude that a positive attitude .