Which causes oriental sore

Options

A. Leishmania cruzi
B. Leismania tropica
C. Leishmania brasiliensis
D. Trypanosoma gambiense.

Answer

**Step-by-Step Solution:**

1. **Understanding the Question**: The question asks for the causative agent of oriental sore, which is a disease caused by a microorganism.

2. **Identifying the Options**: The options provided are:
- Option 1: Leishmania cruzi
- Option 2: Leishmania tropica
- Option 3: Leishmania brasilensis
- Option 4: Trypanosoma gambiense

3. **Researching Oriental Sore**: Oriental sore is a skin disease that is known to be caused by a single-celled parasite.

4. **Identifying the Causative Agent**: The specific parasite known to cause oriental sore is **Leishmania tropica**. This organism belongs to the genus Leishmania and is classified as a protozoan.

5. **Understanding Transmission**: The disease is transmitted by the bite of infected sandflies, which act as vectors for the parasite.

6. **Selecting the Correct Option**: Based on the information gathered, the correct answer is **Option 2: Leishmania tropica**.

7. **Conclusion**: Therefore, the causative agent of oriental sore is Leishmania tropica.

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