Final answer:
Nutrition Intervention is the phase in the NCP where dietitians work with clients to establish joint nutritional goals to address health concerns.
Step-by-step explanation:
The step in the Nutrition Care Process (NCP) that involves the dietetics professional establishing goals jointly with the patient/client is C. Nutrition Intervention. During the Nutrition Intervention phase, registered dietitians work collaboratively with patients to set personalized goals that are intended to address the nutritional diagnosis and lead to better health outcomes. This collaborative planning is crucial for ensuring that the nutritional strategies are tailored to the patient’s preferences, lifestyle, and specific health needs.