## Core Concept
The question pertains to the management of virilizing adrenal hyperplasia, a condition often caused by Congenital Adrenal Hyperplasia (CAH), specifically the 21-hydroxylase deficiency type. This condition leads to an overproduction of androgens, causing virilization in affected individuals. The treatment aims to replace deficient hormones and suppress excessive androgen production.

## Why the Correct Answer is Right
The correct approach to treating virilizing adrenal hyperplasia, particularly due to CAH, involves **glucocorticoid replacement therapy**. This treatment helps to:
- Replace the deficient cortisol.
- Suppress the excessive production of adrenocorticotropic hormone (ACTH) which in turn reduces the overproduction of androgens by the adrenal glands.
- Prevent or minimize virilization and other symptoms associated with androgen excess.

## Why Each Wrong Option is Incorrect
- **Option A:** Mineralocorticoids are crucial for patients with the salt-wasting form of CAH (a more severe form of 21-hydroxylase deficiency) but are not the primary treatment for virilizing adrenal hyperplasia in general. They help manage electrolyte imbalances but do not directly address virilization.
- **Option B:** Androgens would actually exacerbate virilization and are not used in the treatment of virilizing adrenal hyperplasia.
- **Option C:** This option is not directly addressed, but based on the context, it's clear that the focus is on glucocorticoids for managing the condition.

## Clinical Pearl / High-Yield Fact
A key point to remember is that in cases of Congenital Adrenal Hyperplasia due to 21-hydroxylase deficiency, **early diagnosis and treatment** are crucial to prevent or minimize virilization, especially in female patients. Additionally, stress doses of glucocorticoids may be required during illnesses or surgeries to prevent adrenal crisis.

## Correct Answer: D. Glucocorticoids.