The respondent understood all of the questions , The respondent understood most of the questions , The respondent understood most of the questions but with some help from me , The respondent had difficulty understanding most of the questions, even with help from me
They did not interfere at all , There were some comments and offering of their opinions , There was substantial involvement, leading to discussions about survey responses , There was so much interference; it was almost impossible to conduct the interview , No other people were present at the interview