Marker for granulosa cell tumor :
**Core Concept**
The **granulosa cell tumor** is a type of sex cord-stromal tumor that arises from the granulosa cells of the ovary. It is a rare tumor, but it is the most common type of ovarian sex cord-stromal tumor.
**Why the Correct Answer is Right**
Since the question is incomplete, let's discuss the general approach to identifying markers for granulosa cell tumors. Typically, **inhibin** is used as a marker for granulosa cell tumors. Inhibin is a protein complex that is produced by granulosa cells in the ovaries and Sertoli cells in the testes.
**Why Each Wrong Option is Incorrect**
**Option A:** Without the specific options provided, it's challenging to address each incorrect choice directly.
**Option B:**
**Option C:**
**Option D:**
**Clinical Pearl / High-Yield Fact**
A key point to remember is that **inhibin** levels are often elevated in patients with granulosa cell tumors, making it a useful diagnostic marker.
**Correct Answer:** Correct Answer: D. Inhibin