Match the following husband and wife teams with the awards they have received for exemplary work.
| Husband-Wife Team | Award |
|---|
| 1. Bill and Melinda Gates | i. Right to Livelihood Award |
| 2. Sankaralingam and Krishnammal | ii. UN Population Award |
| 3. Prakash and Mandakini Amte | iii. Kyoto Prize |
| 4. Peter and Rosemary Grant | iv. Magsaysay Award |