There was a forest with large trees. There were lakes with water plants. There were mountains with glaciers. There was a desert with large rocks.
I gave my students this multiple choice question: Scientists found fish fossils in the desert. What do the fossils tell about this environment when the fish were alive?

Only one answer is correct among these 4 choices:
- There was a forest with large trees.
- There were lakes with water plants.
- There were mountains with glaciers.
- There was a desert with large rocks.

Could you tell me which one is correct?

There were lakes with water plants.