Matias, a family therapist, tries to reorganize a father-daughter coalition in a family by suggesting that the mother take a stronger disciplinarian role to relieve the father of some burden. He also suggests that the parents explore satisfying ways of being together, such as going on a vacation. In the context of family therapy, which of the following techniques is Matias most likely using in this scenario?
O reframing
O validation
O detriangulation
O structural change