Directions: Given below is a statement of legal principle, followed by a factual situation. Apply the principle to the facts and select the most appropriate answer among the three alternatives given. Encircle your choice.

A person, intentionally causing harm to others, is liable for battery. A person is said to have intended the harm, in sofar as he brings about the harm purposefully or knowingly.

A teacher suffering from arthritis problem was moving around the class room in the course of teaching. As she was moving backwards to reach her chair, a student saw a scorpion moving underneath the chair and immediately rushed to attack the scorpion and in that process, moved the chair. Meanwhile, the teacher fell down in the process of taking her seat and broke her hips. A suit was filed against the student for battery.