Final answer:
The client with a family history of hypertension is at an increased risk for developing high blood pressure compared to those with healthy lifestyle habits.
Step-by-step explanation:
The client at increased risk for hypertension is d) A client with a family history of hypertension. Clients with a healthy BMI of 22, who engage in regular aerobic exercise, or follow a low-sodium diet generally have lower risks for developing high blood pressure. In contrast, a family history of hypertension is a significant risk factor that one cannot change, unlike lifestyle factors. It is essential for individuals with a family history of hypertension to monitor their blood pressure regularly, engage in lifestyle modifications, and consult healthcare providers for risk assessment and potential interventions.