**Core Concept**
The question pertains to the morphology of microorganisms, specifically the structural characteristics of bacteria. The term "cigar body" is a descriptive term used to identify a particular shape of a bacterium.

**Why the Correct Answer is Right**
The correct answer is likely **Bacillus anthracis**, which is known for its distinctive "cigar-shaped" or bacillary morphology. This is due to its rod-shaped structure, which is typically 1-10 μm in length and 0.5-1 μm in width. The cell wall of B. anthracis contains a thick layer of peptidoglycan, which contributes to its characteristic shape and rigidity.

**Why Each Wrong Option is Incorrect**
**Option A:** This option is incorrect because it is not a specific bacterium known for its cigar-shaped morphology.
**Option C:** This option is incorrect because it refers to a type of fungal hypha, not a bacterium.

**Clinical Pearl / High-Yield Fact**
It is essential to recognize the morphology of B. anthracis, as it is a highly virulent pathogen that can cause anthrax, a serious infectious disease.

**Correct Answer: B. Bacillus anthracis**