During the Olympics or World Cup soccer matches, people often blindly compare their country and culture favorably against others. What phenomenon does this behavior illustrate?

The disruption of short-term memory, perceptual skills, and higher-level cognitive abilities for people with dementia can also lead to

a. hallucinations. b. disruptions of judgment. c. aggressive outbursts and use of obscene language. d. disorientation to time, place and person.

A major problem with genetic explanations of racial differences in IQ is that:

a. although intelligence differs between groups, it does not differ within groups. b. heritability estimates used in supporting genetic explanations of group differences are based mainly on white samples. c. the studies typically use black and white children from highly similar socioeconomic groups. d. the explanations are based on linkage studies.