How does changing the amount of carbon dioxide in a plant’s environment affect its growth?
Select one:

The amount of carbon dioxide in a plant’s environment does not affect its growth.

Decreasing the amount of carbon dioxide in the environment will always cause a plant to grow more.

Increasing the amount of carbon dioxide in the environment will cause a plant to grow more if it has enough sunlight and water.

Increasing the amount of carbon dioxide in the environment will always cause a plant to grow more.