A: I would like to purchase the book for Sociology 130. B: May I see your student ID? A: I didn't know we needed it. B: Please go get your ID, and get in line again. A: But I waited in line for two hours! B: I'm sorry, but you need a student ID to purchase textbooks here. A: Are there any other options? B: Show me proof that you're a student at this college, and you'll be good. A: I have my report card. Here it is. B: This will do. Nice grades by the way. A: Thanks! I worked very hard for them. B: Good luck with this semester.