The DSM-5 alternative diagnosis system for personality disorders looks at four key areas related to personal and interpersonal personality function. What is one of these key areas?

Your text describes a study about children's discovery of the counting-on strategy. The researchers presented children with more difficult addition problems than they would typically encounter prior to entering school. This description was used as an example of:

a. ethnographic research b. a naturalistic experiment c. a way in which seemingly harmless research can have negative ethical consequences d. a microgenetic design

The main reason we may not notice the young-old is that

they do not fit our stereotypes of the elderly. there are relatively few of them. they are a problem-prone minority. they are not integrated into the community.