Imagine that a student, who does not regularly come to class, but is registered for this class, is very angry about the questions on this exam and she/he takes the exam and rolls it up into a ball, and tells he they are going to hit me with it. I turn around and the student throws it at me, the professor. Yes, it hits me, and I didn't even see it coming, since my back was to the student. I am not seriously injured. What criminal act or acts just happened? a. Assault b. Battery c. Assault and battery d. Criminal trespass to land e. burglary