Match the following types of sanitation with their descriptions.
| Type of Sanitation | Description |
|---|---|
| A. Dry sanitation | 1. Collects waste in containers for safe disposal |
| B. Container-based sanitation | 2. Focuses on ecological reuse of human waste |
| C. Ecological sanitation | 3. Uses dry toilets instead of water-based systems |
| D. Onsite sanitation | 4. Waste is treated at the place of generation |
1
A-3, B-1, C-2, D-4
2
A-2, B-4, C-3, D-1
3
A-1, B-3, C-4, D-2
4
A-4, B-2, C-1, D-3