After Completing a Study of a Group of Elderly Travelers

Multiple Choice

After completing a study of a group of elderly travelers, Dr. Howard got to know several of them on a personal level through continued contact and extensive personal interaction. He found that several of the impressions he had during the study were not really accurate. This is likely an example of which two research concepts?

A) Complete observer/reactivity
B) Visual data/photo interviewing
C) Laboratory observer/naturalistic observer
D) Front stage behavior/backstage behavior