Consider the following pairs:
| S.No | Current | Nature of Current |
| 1. | Kuroshio Current | Warm |
| 2. | Alaskan Current | Warm |
| 3. | California Current | Cold |
| 4. | Norwegian Current | Warm |
How many pairs given above are correctly matched?
1
Only one pair
2
Only two pairs
3
Only three pairs
4
All four pairs