Which of the Following Is NOT an Example of How

Which of the following is NOT an example of how plant communities continue to support healthy ecosystems?

A) Plants increase levels of CO₂, by releasing CO₂ as a by- product of photosynthesis.
B) Forests support the water cycle, through evaporation returning water to the atmosphere.
C) Plants prevent flooding by absorbing water through their extensive root systems.
D) Plant roots stabilize soil and prevent erosion.
E) Leafy trees provide shade, thereby reducing temperatures.