Amanda is a social worker in a rural area. She recently assisted a family who lost their home and everything in it in a fire. When she needed a plumber, she called the only plumbing company in town and it turned out to be owned by the same family as she had previously helped. In fact, the father of the family came to her house to fix her frozen water pipes. Amanda has found herself in what social workers refer to as a(n) _____ relationship.