All of the Following Are Important While Training for Interviews

Multiple Choice

All of the following are important while training for interviews EXCEPT:

A) The purpose and objectives of the research must be explained to the interviewer.
B) The interviewer should not interject his or her opinion or judge respondents' answers as being good or unusual.
C) Interviewers need not dress appropriately for the occasion
D) Interviewers should maintain strict confidentiality.