Interviewers who use a _____ style of interviewing get exactly the information they need by asking clients specifically for it.

A company that markets air fresheners has a series of commercials about being “nose-blind,” that is, people getting used to odors such as those from pets or cooking pungent foods to the extent that they no longer notice them. “Nose-blindness” is actually ____

a. ?habituation b. ?classical conditioning c. ?dishabituation d. ?orienting

Which of the following research methods would require the most resources and produce the widest range of data? 

A. adoption study B. twin study C. family study D. surrogate study