Which of the following organism cause athlete's fool?

Options

A. Tinea cruris
B. Tinea barbae
C. Tinea pedis
D. Both (1) & (3)

Answer

To solve the question "Which of the following organisms cause athlete's foot?" we need to identify the correct organism from the options provided.

### Step-by-Step Solution:

1. **Understanding Athlete's Foot**:
- Athlete's foot is a fungal infection that primarily affects the feet, particularly between the toes. It is characterized by symptoms such as itching, scaling, and rashes.

2. **Identifying the Organism**:
- The specific organism that causes athlete's foot is known as **Tinea pedis**. This is a type of fungus that thrives in warm, moist environments, which is why it is common among athletes who wear tight shoes.

3. **Analyzing the Options**:
- The options given are:
- A) Tinea cruris
- B) Tinea barbari
- C) Tinea pedis
- D) Both 1 and 3 (which refers to Tinea cruris and Tinea pedis)
- We need to evaluate each option:
- **Tinea cruris**: This fungus causes jock itch, which is a different condition affecting the groin area, not the feet.
- **Tinea barbari**: This is not commonly associated with athlete's foot.
- **Tinea pedis**: This is the correct organism that causes athlete's foot.

4. **Conclusion**:
- The only organism from the options that causes athlete's foot is **Tinea pedis**. Therefore, the correct answer is option C.

### Final Answer:
**C) Tinea pedis**