A client with leukemia is being considered for a bone marrow transplant. The healthcare team is discussing the risks and benefits of this treatment and other possible treatments with the goal of inflicting the least possible harm on the client. Which principle of healthcare ethics is the team practicing?

The correct answer is B: Nonmaleficence. Nonmaleficence is the principle of avoiding harm. In healthcare ethics, practitioners aim not only to do good but also to ensure they do no harm. In this scenario, the healthcare team is discussing treatment options with the intention of inflicting the least harm on the client. Choice A, Fidelity, refers to keeping promises made to clients, families, and healthcare professionals. Choice C, Autonomy, pertains to respecting a person's independence and right to make decisions. Choice D, Justice, involves fairness, equity, and the fair allocation of resources, such as healthcare services.