QUESTION 10 Billy covers for Joanie at work, because Joanie needs to run home to take care of a sick child. The following week Billy needs help on a project and asks Joanie for help. Which principle is Billy using to persuade Joanie to help him? O Reciprocity O Authority O Liking O Social Proof QUESTION 11 "Act now, these are the last sunglasses available at this special price!" - This sales pitch is an example of which principle of perssion O Scarcity O Liking O Social Proof O Commitment/Consistency QUESTION 12 True or False. According to Cialdini's Principles of Persuasion, people are less likely to be persuaded by people they like. O True O False