Which of these is the pathogen responsible for causing ringworm disease?

Options

A. Protozoa
B. Bacteria
C. Fungus
D. Virus

Answer

**Step-by-Step Solution:**

1. **Understanding the Question**: The question asks for the pathogen responsible for causing ringworm disease. We need to identify the correct type of microorganism from the options provided: protozoa, bacteria, fungus, and virus.

2. **Defining Pathogens**: Pathogens are organisms that cause diseases. They include various types of microorganisms such as bacteria, viruses, fungi, and protozoa.

3. **Identifying the Disease**: Ringworm is a common skin infection characterized by itchy, red, circular rashes on the skin.

4. **Determining the Causative Agent**: The causative agent of ringworm disease is a type of fungus. This is important to note because it distinguishes ringworm from other diseases caused by different pathogens.

5. **Understanding the Name**: The name "ringworm" comes from the appearance of the rash, which is circular and resembles a ring.

6. **Conclusion**: Based on the information, the pathogen responsible for causing ringworm disease is **fungus**.

**Final Answer**: The pathogen responsible for causing ringworm disease is **fungus**.

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