Henry Visits a Cognitive-Behavioral Therapist to Seek Help for His

Henry visits a cognitive-behavioral therapist to seek help for his depressive state.Upon being questioned of the cause of his depressive state,Henry tells the therapist that he is a failure because he is unable to excel well in curricular and extracurricular activities.According to this scenario,which of the following techniques should be implemented by Henry's therapist? Which factor during the course of this therapy will determine the success of this type of therapy?