How Do Social Workers Interact with Their Clients' Social Environment

How do social workers interact with their clients' social environment?

A) Social workers take the environment under consideration only, placing greater emphasis on clients' emotional state.
B) Social workers examine clients' family of origin, but not their current social environment.
C) Social workers direct their professional energies to improving conditions within a client's environment, advocating for justice for those experiencing oppression or discrimination.
D) Social workers have no interaction or consideration of clients' social environment, as this would cross an ethical boundary.