I believe the answer is: Cognitive
The cognitive approach of psychology focuses on how the thought that people have would affect their overall behaviour. The thought process would influence whether people see their problems in positive or negative lights. People who see them in negative perspective, tend to adopt a defeatist behaviour and tend to choose to run away from their problems rather than facing it.
The Spanish borderlands were located from present-day Florida to present-day California.
This situation illustrates emotional contagion.
This means that among infants, emotions are contagious - so if one child starts crying, it will 'contaminate' other infants with its feelings, and then all of them will start crying in chorus, sharing the same feelings even though they might not feel sad or the need to cry at all.
Those in the upper-class tend to hoard resources and be less generous than they could be.
But the differences between people of upper and lower-classes seems to be the product of the cultural environment, not ingrained traits. Studies have found that as people rise in the classes, they become less empathetic.