In the system of classification, which one of the following is NOT a family or order?

Options

A. Chlorophyta
B. Leguminosae
C. Angiospermae
D. Sapindales

Answer

To solve the question "In the system of classification, which one of the following is NOT a family or order?", we will analyze each option provided.

### Step-by-Step Solution:

1. **Identify the Options**: The options provided are:
- Option 1: Chlorophyta
- Option 2: Leguminosae
- Option 3: Angiosperm
- Option 4: Sapindaceae

2. **Analyze Option 1: Chlorophyta**:
- Chlorophyta is a group of green algae and is classified as a division (or phylum) in the plant kingdom.
- **Conclusion**: Chlorophyta is NOT a family or order.

3. **Analyze Option 2: Leguminosae**:
- Leguminosae, also known as Fabaceae, is a family of flowering plants that includes legumes.
- **Conclusion**: Leguminosae is a family.

4. **Analyze Option 3: Angiosperm**:
- Angiosperms are flowering plants and are classified as a division (or phylum) in the plant kingdom.
- **Conclusion**: Angiosperm is NOT a family or order.

5. **Analyze Option 4: Sapindaceae**:
- Sapindaceae is a family of flowering plants that includes species like the horse chestnut and lychee.
- **Conclusion**: Sapindaceae is a family.

6. **Final Conclusion**:
- Based on the analysis, both Chlorophyta and Angiosperm are NOT families or orders. However, since the question asks for one option, we can conclude that the most straightforward answer is **Option 3: Angiosperm**, as it is a broader classification.

### Answer:
**The correct answer is Option 3: Angiosperm.**