Herdmania is

Options

A. Sea purse
B. Sea Squirt
C. Sea potato
D. Both B and C

Answer

### Step-by-Step Solution:

1. **Identify the Organism**: The question asks about "Herdmania." We need to determine what type of organism it is.

2. **Classify Herdmania**: Herdmania is classified as an Ascidian Urochordate. This means it belongs to the subphylum Urochordata within the phylum Chordata.

3. **Understand the Options**: The options provided are:
- A) C. Perse
- B) C. Squirt
- C) C. Potato
- D) Both B and C

4. **Analyze Each Option**:
- **C. Perse**: This refers to the egg case of a shark and is not related to Herdmania.
- **C. Squirt**: This is another name for Ascidian Urochordates, which includes Herdmania.
- **C. Potato**: This is an echinoderm and does not relate to Herdmania.
- **Both B and C**: Since C. Potato is incorrect, this option is also incorrect.

5. **Conclusion**: Based on the classification and analysis of the options, the correct answer is **C. Squirt**.

### Final Answer:
Herdmania is commonly known as **C. Squirt**.

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