In a hierarchial scheme of taxonomic classification, the category just below the order is

Options

A. family
B. genus
C. phylum
D. class

Explanation

**Step-by-Step Solution:**

1. **Understand Taxonomic Hierarchy**: Taxonomic classification is a hierarchical system used to categorize living organisms. The categories are arranged from the broadest to the most specific.

2. **Identify the Categories**: The main taxonomic categories in order are:
- Kingdom
- Phylum
- Class
- Order
- Family
- Genus
- Species

3. **Locate the Position of 'Order'**: In the hierarchy, 'Order' is one of the categories. We need to find out what comes immediately after 'Order'.

4. **Identify the Category Below 'Order'**: According to the taxonomic hierarchy, the category that comes directly below 'Order' is 'Family'.

5. **Conclusion**: Therefore, the category just below the order is 'Family'.

**Final Answer**: Family

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