Match List-I with List-II and select the correct answer using the codes given below:
| List-I (Agency) | List-II (HQ) | ||
|---|---|---|---|
| A. | United Nations Development Programme (UNDP) |
1. | Nairobi |
| B. | United Nations Environment Programme (UNEP) |
2. | Vienna |
| C. | United Nations Industrial Development Organization (UNIDO) |
3. | Berne |
| D. | Universal Postal Union (UPU) | 4. | New York |