Choose the odd one out.

Options

A. Rabies, influenza, AIDS
B. Amoebiasis, giardiasis, trypanosomiasis
C. Taeniasis, ascariasis, elephantiasis
D. Cancer, tuberculosis, tetanus

Answer

To solve the question "Choose the odd one out," we need to analyze the given options and identify which one does not belong to the same category as the others.

### Step-by-Step Solution:

1. **Identify the Options**:
- The options provided are:
1. Rabies
2. Influenza
3. AIDS
4. Amoebiasis
5. Giardiasis
6. Trypanosomiasis
7. Teniasis
8. Ascariasis
9. Elephantiasis
10. Cancer
11. Tuberculosis
12. Tetanus

2. **Categorize the Diseases**:
- **Viral Diseases**:
- Rabies (caused by Rhabdovirus)
- Influenza (caused by Influenzavirus)
- AIDS (caused by HIV)
- **Parasitic Diseases**:
- Amoebiasis (caused by Entamoeba histolytica)
- Giardiasis (caused by Giardia lamblia)
- Trypanosomiasis (caused by Trypanosoma)
- Teniasis (caused by Taenia)
- Ascariasis (caused by Ascaris lumbricoides)
- Elephantiasis (caused by filarial worms)
- **Bacterial Diseases**:
- Tuberculosis (caused by Mycobacterium tuberculosis)
- Tetanus (caused by Clostridium tetani)
- **Cancer**:
- Cancer is a condition characterized by uncontrolled cell division and does not fit into the infectious disease categories.

3. **Determine the Odd One Out**:
- From the analysis, we see that all the diseases except for cancer can be classified as either viral, parasitic, or bacterial.
- Cancer is not an infectious disease and is fundamentally different from the others, which are caused by pathogens.

4. **Conclusion**:
- Therefore, the odd one out is **Cancer**.