A.Because whales keep a balance between plants and animals on land.B.Because whales eat a lot of fish.C.Because whales eat large amounts of garbage.D.Because whales keep oceans clean for fish, and people need fish.
A.Because whales keep a balance between plants and animals on land.
B.Because whales eat a lot of fish.
C.Because whales eat large amounts of garbage.
D.Because whales keep oceans clean for fish, and people need fish.