What do comparative psychologists compare?

The evolutionary perspective concerns itself with ________ across cultures, whereas the sociocultural perspective is more concerned with ________ across cultures

A) norms; differences B) differences; similarities C) social behaviors; group behaviors D) similarities; differences

In a classic series of studies that illustrate goodness of fit in action, Dutch researchers provided sensitivity and responsiveness training for some mothers of irritable infants, which resulted in greater levels of ________ among the children

a. effortful control b. activity c. secure attachment d. aggression toward peers