What is"Retreat" about?

A、
A、 Take the children in trouble away from the situation, no matter what happened;
B、
B、 This technique can be used when a child is using aggressive behavior that may hurt themselves or others;
C、
C、 It is intended to remove the child from a situation when the child has been warned of the aggressive behavior and explained that it is not acceptable behavior.
D、
D、 It is the best way of protecting children