Final answer:
The concept that best corresponds to functionalism is centrality. Option B
Step-by-step explanation:
The concept that best corresponds to functionalism in the context of power holder's importance based on the degree and nature of their interdependence with others is centrality.
Centrality refers to how centrally located or connected a person is in a social network. It measures the extent to which a person is essential to the network and can control or influence the flow of information and resources. Option B