Final answer:
Karen is likely experiencing a role conflict, a form of relationship dialectic where the demands of different roles in one's life become incompatible and create tension.
Step-by-step explanation:
The subject of relationship dialectics revolves around understanding the dynamic and often contradictory tensions in interpersonal relationships. In the scenario provided, where Karen is experiencing a conflict, it's likely that she is dealing with the role conflict dialectic. Role conflict occurs when there are incompatible demands placed on an individual by multiple roles that a person is trying to fulfill at the same time. For example, being a parent, an employee, and a caregiver simultaneously may result in conflicting responsibilities that are hard to reconcile without strain.