**Core Concept**
Adipocere formation is a process involving the conversion of body fat into a soap-like substance. This occurs in **adipose tissue** under specific conditions, involving **hydrolysis** and **hydration** of fat.

**Why the Correct Answer is Right**
The correct answer is related to the environment in which adipocere formation occurs, typically in **bodies exposed to moist conditions**. This process involves the action of **bacterial enzymes** and **alkaline pH**, leading to the formation of adipocere.

**Why Each Wrong Option is Incorrect**
**Option A:** Incorrect because it doesn't specify the conditions required for adipocere formation.
**Option B:** Incorrect as it's unrelated to the context of adipocere formation.
**Option C:** Incorrect because it doesn't accurately describe the process or environment for adipocere formation.

**Clinical Pearl / High-Yield Fact**
Adipocere formation is a significant finding in **forensic pathology**, as it can indicate the **post-mortem interval** and **environmental conditions** in which a body was found.

**Correct Answer:** D. In bodies buried in moist soil or submerged in water.