Which of the Following Is NOT an Example of How

Multiple Choice

Which of the following is NOT an example of how an interviewer might lead a respondent?

A) giving verbal cues over the telephone such as "uh-huh" to responses the interviewer disagrees with
B) interviewer nodding his or head slightly as a "yes" to a question he or she agrees with
C) responding to a respondent by saying "I thought you would say 'yes' as over 90% of my respondents have agreed on this issue."
D) asking the question "Is conserving electricity a concern for you?" instead of,"Isn't conserving electricity a concern for you?"
E) verbal cues such as "okay" over the telephone to responses interviewers agree with