Your cousin asks you to pledge $5.00 for a school charity on…

Your cousin asks you to pledge $5.00 for a school charity one year. The next year, she asks you to pledge $20.00. And the following year she asks you to pledge $50.00. Even though you would have never agreed to pledge $50.00 the first year, her “gradual buildup approach” is successful. In social psychology, this approach to persuasion is known as the ____.​

​Suppose that a researcher decided to study everyday altruis…

​Suppose that a researcher decided to study everyday altruism towards men versus towards women by leaving (fake) fully addressed college applications in airport lobbies (identical except with male versus female applicant names), and then tracking the number of people who send in the application. What kind of study of this?