Correlational studies allow researchers to collect more information and test more relationships than is possible in most experiments

If emotion consists of a few "basic" emotions, what do psychologists assume about those basics? a. The facial expressions for each basic emotion should vary from one culture to another. b. Basic emotions should be more similar for dizygotic twins than for monozygotic twins. c. Basic emotions should emerge early in life in all human cultures

d. All the basic emotions should depend on the same brain area.

When a child makes adjustments to the social setting that are necessary to produce and interpret communication, he or she is using which component of communicative competence?

a. Pragmatics b. Verbatim accounts c. Moral judgments d. Fast mapping