There is more rain in the forest. There is more oxygen in the forest. There is more sunlight in the forest. There is more competition in the forest.
I am hesitating between 4 options to answer the following question, which option should I choose?
Question: Nicole was studying different ecosystems. She compared the number of plants living in a forest to those in a desert. Which factor best explains why more plants may survive in a forest?
Possibilities:
- There is more rain in the forest.
- There is more oxygen in the forest.
- There is more sunlight in the forest.
- There is more competition in the forest.

There is more rain in the forest.