Which Type of Treatment Uses Modelling,behavioural Rehearsal,and Shaping as Its

Earl often hits other children when he can't get his own way.Earl is now seeing a behavioural therapist who has discussed appropriate ways of interacting with peers.The therapist has shown Earl videos of children resolving conflicts in nonaggressive ways.Earl has also engaged in role play so that he can practise new ways of dealing with conflict.What type of treatment is this A) systematic desensitization  B) social skills training  C) rational-emotive therapy  D) aversion therapy