Joan's Therapist Takes a Twofold Approach Toward Treating Joan's Borderline

Joan's therapist takes a twofold approach toward treating Joan's borderline personality disorder. First, she emphasizes accepting Joan, just as she is. Second, she encourages Joan to identify specific behaviors to work on changing. Which approach is this an example of?

A) the perspective taking approach
B) Aabbcc-Xx model
C) dialectical behavior therapy
D) mindfulness-based stress reduction