only D. I and III only 12. Which of the following questions below is an unstructured format? 1. Will you please do me a favor? II. Why can't I come along with you? III. Is Mathematics your favorite subject? IV. What makes the leaves change color? C. III and IV only A. I and II only B. II and Ill only D. II and IV only 13. Which of the following questions below is answerable by "yes" or "no"? 1. What films do you enjoy most? II. Do you think there is too much violence on television? II. Will you be going to Grandmother's house for Christmas? IV. How many different channels did you watch for 5 minutes? C. Ill and IV only A. I and II only B. Il and lif only D. II and IV only 14. It is often used in survey research and respondents are asked to rate or select a response in ranked manner A. Interview Guide C. Structured D. Unstructured B. Rating scale 15. What type of questionnaire is being illustrated in the questions below? How would you rate the services in Mang Juan's Restaurant? (1) Excellent (2) Very Good (3) Good (4) Poor A. Interview Gude B. Rating scale C Structured D. Unstructured​