Drought endurers are

Options

A. Succulent xerophytes
B. Perennial xerophytes
C. Annual xerophytes
D. Both B and C.

Answer

### Step-by-Step Solution:

1. **Understanding Drought Endurers**:
- Drought endurers, also known as drought tolerators, are organisms that have adapted to survive in conditions where water is scarce.

2. **Characteristics of Drought Endurers**:
- These organisms are typically classified as succulents. Succulents are plants that store water in their fleshy roots, stems, or leaves, allowing them to survive prolonged periods of drought.

3. **Classification of Drought Endurers**:
- Drought endurers can be classified into different categories based on their life cycle:
- **Annuals**: Plants that complete their life cycle in one year.
- **Perennials**: Plants that live for more than two years and can survive through unfavorable conditions.
- **Xerophytes**: Plants that are adapted to survive in dry environments.

4. **Identifying the Correct Type**:
- Among the options provided, the drought endurers are specifically referred to as **perennial xerophytes**. This means they are long-lived plants that have adapted to dry conditions.

5. **Conclusion**:
- Therefore, the correct answer to the question "Drought endurers are" is **Perennial**.