Factors such as interviews taking longer than the respondent expected; the topic and specific questions are distasteful, too personal, or boring; the instructions confusing; the survey may be too complex; or a sudden interruption result in:
a. Respondent refusals to participate.
b. Respondent break-offs.
c. Respondent omissions.
d. Respondent cheating.
Answer: b. Respondent break-offs.