Kendra is studying the energy pyramid shown. Which statement is supported by the energy pyramid?

The ecosystem can support fewer foxes than grasshoppers.

Foxes require less energy than birds.

The ecosystem can support more foxes than birds.

Grasshoppers require more energy than birds.

The greenhouse effect a. something that has occurred for millions of years b. an unnatural phenomenon caused by humans that maintains earths temperature range. c. the results of the differences in the angle of the suns rays d. an unnatural phenomenon that causes heat energy to be radiated back into the atmosphere