A 32-year-old woman with borderline personality disorder frequently misinterprets her therapist's neutral comments as hostile and responds with intense anger or abrupt withdrawal. Her therapist, working from a mentalization-based treatment (MBT) framework, pauses and says, 'I noticed you seemed to become upset just now. I'm curious — what did you think was going through my mind when I said that?' The therapist is primarily targeting which capacity?