Acorn Worm is

Options

A. Doliolum
B. Salpa
C. Balanoglossus
D. Rhabdopleura

Answer

**Step-by-Step Solution:**

1. **Identify the Organism**: The question asks about "Acorn Worm." We need to determine what the Acorn Worm is and its classification.

2. **Options Provided**: The options given are:
- A) Dolyolum
- B) Selpa
- C) Balanoglossus
- D) Rhabdocleura

3. **Understanding Acorn Worm**: Acorn Worm is a common name for a group of soft-bodied invertebrates that belong to the phylum Hemichordata.

4. **Correct Identification**: Among the options provided, we need to identify which one corresponds to Acorn Worm.
- Balanoglossus is known as Acorn Worm, making it the correct answer.
- Dolyolum and Selpa are Urochordates, which means they do not belong to the same category as Acorn Worm.
- Rhabdocleura is also a Hemichordate but is not synonymous with Acorn Worm.

5. **Conclusion**: The correct option is C) Balanoglossus, as it is the scientific name for Acorn Worm.

**Final Answer**: C) Balanoglossus

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