The "Severity" of a Behaviour Recorded in an Event Sampling

The "severity" of a behaviour recorded in an event sampling refers to

A) the degree to which the behaviour is serious or cause for concern
B) the degree to which the child's violence hurts another child
C) the degree to which the parents think that the behaviour is worse than their other children's behaviour
D) the degree to which the behaviour is considered to be in need of medical intervention