Note how Mr. Hustead has referred to the Advanced Placement (AP) exam twice. These students are in a PreAP class. Mr. Hustead is already preparing the students for the more challenging AP course. He is explaining tasks the students will have to be able to do on the AP exam. He has educated himself on what is expected of students in the next level course and wants them to be successful. No doubt the students appreciate his efforts. Why is this important