Vitamin C is

Options

A. Ascorbic acid
B. Citric acid
C. Phosphoric acid
D. Glutamic acid

Answer

**Step-by-Step Solution:**

1. **Identify the Question**: The question asks about what Vitamin C is.

2. **Analyze the Options**: The options provided are:
- a) Ascorbic acid
- b) Citric acid
- c) Phosphoric acid
- d) Glutamic acid

3. **Recall the Definition of Vitamin C**: Vitamin C is commonly known as ascorbic acid. It is essential for various bodily functions and is well-known for its role in preventing scurvy.

4. **Evaluate the Options**:
- **Ascorbic acid**: This is indeed the correct name for Vitamin C.
- **Citric acid**: This is found in citrus fruits but is not Vitamin C.
- **Phosphoric acid**: This is an inorganic acid and unrelated to Vitamin C.
- **Glutamic acid**: This is an amino acid and not related to Vitamin C.

5. **Conclusion**: Based on the analysis, the correct answer is **a) Ascorbic acid**.

6. **Additional Information**: Vitamin C was first identified in the 1920s by Albert von Wright, and it is crucial for preventing and treating scurvy.