With the Textbook's Discussion of Arousal and Anxiety in Mind

With the textbook's discussion of arousal and anxiety in mind, identify the best approach to taking a challenging exam.

A) Worry a little bit about the exam, but not too much.
B) In your mind, imagine the worst possible thing that could happen if you fail the exam.
C) Worry about the exam as you study the night before, but be as relaxed as possible when you take it.
D) Be completely relaxed both when you study and when you take the exam.