The graph presents the transpiration rates of two plants over the course of a single day. The two plants were grown in identical conditions. Which statement accounts for what the graph shows?
- APlant X closes its stomata during the brightest part of the day.
- BPlant Y closes its stomata during the brightest part of the day.
- CPlants X and Y close their stomata during the brightest part of the day.
- DPlant Y has no stomata.