Which of the Following Statements Is True of the Role

Multiple Choice

Which of the following statements is True of the role of cover letters?

A) They are used by interviewers in qualitative research studies.
B) They are designed to enhance respondents' willingness to complete surveys.
C) They are used to exclude respondents that are representative of the defined target population of a study.
D) They are used for training interviewers to correctly select a prospective respondent for inclusion in a study.
E) They serve as a blueprint for training people to complete the interviewing process of a study in a consistent fashion.