Answer:
Using the mildest intervention possible
Explanation:
In simple words, the given case illustrates the principle of mildest intervention under which the teacher is expected to keep his or her behavior calm and do not act on small misbehavior by the students. It is seen as a positive approach to teaching as the students are made to feel guilty of their own behavior.
Thus, from the above we can conclude that the given case illustrates mildest intervention.
