11. Which one is a formula in making your stand?. A. Information + personal experiences = your stand B. Personal experience + stand = Information C. Stand +Information = Personal experience D. all of the above 12. "Corona virus disease was first detected in Wuhan, China." What kind of expression is this? A. facts B. opinion C. facts and opinion D.A&B 13. How do you express your opinion? A. by stating how you feel and think about something. B. by making your decision whether to believe or not the opinion of others. C. tell your opinion to others D. a and b only​