**Core Concept**
Rosacea keratitis is a severe ocular complication of **rosacea**, characterized by inflammation of the **cornea** and **conjunctiva**. It involves the **immune system** and **inflammatory pathways**. The condition can lead to significant **visual impairment** if left untreated.

**Why the Correct Answer is Right**
Since the correct answer is not provided, let's discuss the general features of rosacea keratitis. It typically presents with **photophobia**, **blepharospasm**, and **visual disturbances**. The exact mechanism is not fully understood, but it is thought to involve **abnormalities in the immune response** and **increased inflammation**.

**Why Each Wrong Option is Incorrect**
**Option A:** Without the specific details of each option, it's challenging to provide a precise explanation. However, features of rosacea keratitis generally include **corneal infiltrates** and **neovascularization**.
**Option B:** Typically, rosacea keratitis is associated with **severe ocular pain** and **redness**.
**Option C:** It often involves the **limbus** and can lead to **corneal scarring**.
**Option D:** The condition can be accompanied by **blepharitis** and **meibomian gland dysfunction**.

**Clinical Pearl / High-Yield Fact**
A crucial point to remember is that rosacea keratitis requires **prompt treatment** to prevent **permanent vision loss**. It's essential to recognize the condition early and initiate **anti-inflammatory therapy**.

**Correct Answer:**