Which Two Factors Justify the High Cost of In-Home Personal

Multiple Choice

Which two factors justify the high cost of in-home personal interviewing?

A) need for personal contact and in-home environment is important
B) speed of interviewing and in-home environment is important
C) in-home environment is important and there is a need to interview family members
D) there is a need to view an ad
E) none of the above; nothing justifies the extremely high cost of interviews conducted in the home