A questionnaire serves all the following functions EXCEPT:
a. Questionnaires are used by researchers for quality control.
b. By its wording, question flow, and appearance, it fosters cooperation and keeps respondents motivated throughout the interview.
c. It translates the research objectives into specific questions that are asked of the respondents.
d. Questionnaires serve as permanent records of the research.
e. A questionnaire is the tool that the client uses to control the research project.
Answer: e. A questionnaire is the tool that the client uses to control the research project.