Answers to in-text Questions

Caption Answer
Can public and personal influence be studied without considering relationships?  No, you must consider relationships when studying both public and personal influence. 
How does this presenter's appearance emphasize a connection with his audience of students?  This presenter's appearance is similar to that of his students, emphasizing a connection. He is wearing a formal shirt, but it is un-tucked and loose, making it more casual and similar to that of students. Further, his body language is open and expressive, not formal and stiff.
The woman in this photo turned down the volunteer's initial request to become a volunteer herself but did agree to the smaller request to sign a petition. What method of sequential persuasion may have been used here? If she agreed to the second request because she did not want to be viewed in a negative way, what would this be called?  The method of sequential persuasion used by the volunteer would be door in the face. This strategy worked because of self-presentation.
Is the use of emotion something that involves only internal feelings?  No. Emotion is also a symbolic and relational phenomenon.
This man is attempting to get this woman to comply by reminding her that they are best friends. Which compliance gaining strategy is he using?  The compliance gaining strategy being used is activation of personal commitments.