**Core Concept**
Acute metabolic acidosis is a condition characterized by a rapid decline in blood pH, resulting from an excessive accumulation of acidic substances or a loss of bicarbonate ions in the body. This condition can arise from various causes, including diabetic ketoacidosis, lactic acidosis, or gastrointestinal bicarbonate loss.

**Why the Correct Answer is Right**
In acute metabolic acidosis, the body's buffering mechanisms are overwhelmed, leading to a rapid decrease in blood pH. The kidneys initially compensate for this by increasing hydrogen ion excretion, but if the acidosis is severe, it can lead to a decrease in bicarbonate reabsorption, further exacerbating the condition. The primary goal of treatment is to correct the underlying cause and replenish bicarbonate stores.

**Why Each Wrong Option is Incorrect**

* **Option A:** This option is incorrect as it does not directly address the underlying pathophysiology of acute metabolic acidosis.
* **Option B:** This option is incorrect as it refers to a chronic condition, whereas the question specifies acute metabolic acidosis.
* **Option D:** This option is incorrect as it does not accurately describe the primary treatment goal for acute metabolic acidosis.

**Clinical Pearl / High-Yield Fact**
A key aspect of managing acute metabolic acidosis is identifying and treating the underlying cause, as correction of the acidosis itself can lead to worsening of the underlying condition if not addressed promptly.

**Correct Answer:** B.