**Core Concept**
Essential hypertension is a multifactorial disorder characterized by chronic high blood pressure without an identifiable secondary cause. The management of essential hypertension involves a comprehensive approach, including lifestyle modifications, pharmacotherapy, and monitoring.

**Why the Correct Answer is Right**
The primary goal of managing essential hypertension is to reduce blood pressure and prevent cardiovascular complications. Lifestyle modifications, such as a balanced diet, regular physical activity, and stress management, are essential components of hypertension management. Pharmacotherapy, including diuretics, beta-blockers, ACE inhibitors, and calcium channel blockers, is used to achieve blood pressure control. The choice of antihypertensive agent depends on various factors, including the patient's medical history, concomitant medications, and potential side effects.

**Why Each Wrong Option is Incorrect**
**Option A:** This option is incomplete and does not provide a clear management strategy for essential hypertension.
**Option B:** This option may be a distractor, as lifestyle modifications alone may not be sufficient to manage essential hypertension, especially in patients with severe hypertension or multiple comorbidities.
**Option C:** This option is incorrect because the management of essential hypertension is a dynamic process that requires ongoing monitoring and adjustment of treatment, rather than a one-time intervention.

**Clinical Pearl / High-Yield Fact**
The American Heart Association recommends a stepped-care approach to managing essential hypertension, which involves starting with lifestyle modifications and gradually adding pharmacotherapy as needed to achieve blood pressure control.

**Correct Answer: A. Lifestyle modifications, including a balanced diet, regular physical activity, and stress management, are the initial components of essential hypertension management.**