**Core Concept**
Wilm's Tumour, also known as Nephroblastoma, is a type of kidney cancer that primarily affects children. It is a malignant tumour of the renal epithelium, often associated with genetic mutations and chromosomal abnormalities.

**Why the Correct Answer is Right**
Wilm's Tumour is associated with several genetic syndromes, including WAGR syndrome (Wilms' Tumour, Aniridia, Genitourinary anomalies, and mental Retardation), Beckwith-Wiedemann Syndrome, and Denys-Drash Syndrome. The tumour is also linked to mutations in the WT1 gene, which plays a crucial role in kidney development and function.

**Why Each Wrong Option is Incorrect**
* **Option A:** WAGR syndrome is indeed associated with Wilm's Tumour, making this option incorrect.
* **Option B:** Beckwith-Wiedemann Syndrome is a genetic disorder linked to Wilm's Tumour, so this option is also incorrect.
* **Option C:** Denys-Drash Syndrome is a condition associated with Wilm's Tumour, so this option is incorrect as well.

**Clinical Pearl / High-Yield Fact**
It is essential to recognize the genetic associations of Wilm's Tumour, as these can guide genetic counseling and surveillance in affected families.

**Correct Answer:** D