Ordinarily, when the mean wealth of a country increases, so does average satisfaction with life. Which country has been an exception to that rule in recent decades?

Phenotype refers to

a person's total genetic inheritance. the recessive genes a person carries. the actual expression of genetic traits. the dominant genes a person carries.

Dr. Barker observes children and rates them on a scale according to how frustrated they get when they cannot get what they want, at how they react when they are overstimulated by too much activity in their environment

And how easily they are comforted by their parent when they are upset. The scale that Dr. Barker is using would best be considered a measure of which of Mary Rothbart's basic dimensions of temperament? a. extroversion b. effortful control c. difficulty d. negative affectivity