DrBarnes Is Interested in the Sexual Behavior of Middle-Aged Adults

Multiple Choice

Dr.Barnes is interested in the sexual behavior of middle-aged adults.She goes to a large corporation and collects data on all clerical workers who meet this criterion.Dr.Barnes calls her study "The Sexual Behavior of Middle-Aged American Workers." Dr.Barnes' study could be criticized on the grounds that

A) she has not followed standard ethical guidelines satisfactorily.
B) the findings are not based on a representative sample and is biased.
C) experimentation would have been a better methodology for this study.
D) her study suffers from ethnocentrism.