Final answer:
The nurse performs the role of a culture broker, mediating between healthcare services and the client's cultural beliefs to provide culturally sensitive care. The correct multiple-choice option is (B).
Step-by-step explanation:
The nurse's action in advocating and intervening between the health care system and the client's cultural beliefs on behalf of the client is best described as culture brokering. Culture brokering involves mediating between the patient's cultural needs and the healthcare system to provide patient-centered care that respects the patient's cultural beliefs. The nurse's role as a culture broker includes negotiating and advocating for accommodations that acknowledge the client's cultural practices while ensuring that essential medical care is provided.
The correct multiple-choice option is (B).