I need the answer of this questions

12. Reference group affect consumers by A. Imparting information B. Influencing value expressive needs C. Both A and B D. None of the above 13. Group Consensus is a value exhibited by A. Japanese B. Americans C. Both A and B D. None of the above 14. The communication style of opinion leaders should be A. Persuasive B. Informative C. Influencer D. All of the given options 15. If the society values collective activity- A) decisions will be taken alone B) decisions will be taken in a group Bchay C) decisions will not be taken separately D) decisions will be taken by an individual