A common disease of domesticated animals is

Options

A. anthrax
B. syphilis
C. cholera
D. diphtheria

Answer

**Step-by-Step Solution:**

1. **Understanding Domesticated Animals**:
- Domesticated animals are those that have been tamed and live in close association with humans. Common examples include cattle, goats, pigs, sheep, and horses.

2. **Identifying Common Diseases**:
- The question asks for a common disease affecting these domesticated animals. We need to evaluate the options given: anthrax, syphilis, cholera, and diphtheria.

3. **Analyzing Each Option**:
- **Anthrax**: This is a disease caused by the bacterium *Bacillus anthracis*, which is a gram-positive, rod-shaped bacterium. It primarily affects domesticated animals like cattle, goats, sheep, pigs, and horses.
- **Syphilis**: This is a sexually transmitted disease (STD) that affects humans, not animals.
- **Cholera**: This is a waterborne disease primarily affecting humans, caused by the bacterium *Vibrio cholerae*.
- **Diphtheria**: This is a respiratory disease caused by the bacterium *Corynebacterium diphtheriae*, which primarily affects humans.

4. **Conclusion**:
- Based on the analysis, the only disease that is common among domesticated animals from the given options is **anthrax**.

**Final Answer**: A common disease of domesticated animals is **anthrax**.

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