Which of the Following Are NOT Important to Do While

Which of the following are NOT important to do while training for telephone interviews?

A) Learn about the purpose of the survey
B) Learn about the objectives of the survey and why the survey is important
C) Interviewers need to dress appropriately for the occasion .
D) Interviewers should avoid communicating their personal opinions and preferences during intercept interviews.
E) Interviewers should not deviate from the order of the questions