Pollutants may be:

Options

A. biodegradable
B. non-biodegradable
C. both (A) and (B)
D. none of these

Answer

### Step-by-Step Solution:

1. **Understanding Pollutants**:
- Pollutants are substances that contaminate the environment and can be harmful to living organisms and ecosystems.

2. **Types of Pollutants**:
- Pollutants can be classified into two main categories: biodegradable and non-biodegradable.

3. **Biodegradable Pollutants**:
- These are pollutants that can be decomposed by natural biological agents such as bacteria, fungi, and other microorganisms.
- **Examples**:
- Vegetable waste
- Dead plants
- Dry leaves

4. **Non-Biodegradable Pollutants**:
- These are pollutants that cannot be decomposed or broken down by natural processes or microorganisms.
- **Characteristics**:
- They persist in the environment for a long time and can accumulate.
- **Examples**:
- Rubber
- Chemicals
- Paint
- Plastic

5. **Conclusion**:
- Based on the definitions and examples provided, pollutants can be classified into both biodegradable and non-biodegradable categories. Therefore, the correct answer to the question is that pollutants may be both biodegradable and non-biodegradable.

### Final Answer:
Both A (Biodegradable) and B (Non-biodegradable) are correct options regarding pollutants.

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