**Core Concept**
The larynx is a complex organ with various anatomical structures, including **Reinke's space**, which plays a crucial role in voice production. **Reinke's space** is a critical area in the larynx, and its location is essential for understanding laryngeal function. The larynx is divided into three main parts: the supraglottis, glottis, and subglottis.

**Why the Correct Answer is Right**
Reinke's space is located in the **vocal fold**, specifically in the superficial layer of the lamina propria. This space is filled with a gel-like substance and is crucial for voice production, as it allows for the vibration of the vocal folds. The correct answer is related to the vocal fold, which is a key structure in the larynx.

**Why Each Wrong Option is Incorrect**
**Option A:** This option is incorrect because Reinke's space is not located in the **epiglottis**.
**Option B:** This option is incorrect because Reinke's space is not located in the **ventricular fold**.
**Option C:** This option is incorrect because Reinke's space is not located in the **arytenoid cartilage**.

**Clinical Pearl / High-Yield Fact**
Reinke's space is a critical area in the larynx, and its edema can lead to **Reinke's edema**, a condition characterized by voice changes and hoarseness.

**Correct Answer:** C. Between the epithelium and the vocal ligament in the vocal fold.