Correct Answer: B

Rationale: Reducing sodium intake is the most beneficial dietary approach for managing hypertension. High sodium intake can lead to increased blood pressure, so lowering sodium intake is crucial in managing hypertension. Choices A, C, and D are incorrect because increasing caffeine intake, dietary cholesterol, or reducing fiber intake are not recommended dietary approaches for managing hypertension and may even have adverse effects on blood pressure levels.

Correct Answer: C

Rationale: Effective nursing care involves comprehensive assessments that address all aspects of a patient's condition, ensuring that interventions are appropriately targeted and outcomes are optimized.

Correct Answer: C

Rationale: Effective nursing care involves comprehensive assessments that address all aspects of a patient's condition, ensuring that interventions are appropriately targeted and outcomes are optimized.

Correct Answer: D

Rationale: Understanding the underlying pathology and therapeutic techniques ensures that nursing care is not only reactive but also preventative, reducing the risk of complications.

Correct Answer: A

Rationale: Patient safety and efficacy of care depend on actions rooted in established nursing protocols that consider both the immediate and long-term needs of the patient.