Statement:

A Principal of the college found a student in the city selling pornography to children.

Course of actions:

I. The Principal should rusticate the student.

II. The student should be handed over to the police

Given:

A Principal of the college found a student in the city selling pornography to children.

Conclusions:

As, the student selling pornography to children in the city which is an unlawful activity, so,

I. The Principal should rusticate the student. (follows, as a student of the college he should be punished for such unlawful activity)

II. The student should be handed over to the police. (follows, as after rustication he should not be spared for such activity he should be properly punished)

Hence, the answer is Both I and II follows.