X migrates from sea to freshwater to breed and Y migrates from freshwater to sea to breed. Select the option which correctly identifies X and Y.
| X | Y | |
| A | Whale | Shark |
| B | Eel | Salmon |
| C | Salmon | Eel |
| D | Locust | Arctic tern |
X migrates from sea to freshwater to breed and Y migrates from freshwater to sea to breed. Select the option which correctly identifies X and Y.
| X | Y | |
| A | Whale | Shark |
| B | Eel | Salmon |
| C | Salmon | Eel |
| D | Locust | Arctic tern |