Answer:
an inequitable relationship
Step-by-step explanation:
Behavior psychologists define equity theory to determine the distribution of resources among the participants. According to the theory the resources are shared fairly between the relational partners. When a person gets more benefits than the efforts they put in, it will lead to inequality which results in guilt. Therefore for healthy relationship partners should get from relationship what they deserve.
As per the question Melinda who contributing more than her husband would feel dissatisfied with the relationship.