Grizzly Bears Eat a Variety of Both Plants (Grasses, Roots

Multiple Choice

Grizzly bears eat a variety of both plants (grasses, roots, and berries) and animals (insects, rodents, and fish) .How would the NPP of a three-level food web containing grizzly bears compare to the NPP of a three-level food web having no grizzly bears or other omnivores?

A) There would be no effect; grizzly bears act as top carnivores.
B) The grizzly bear web would most likely have higher NPP.
C) The grizzly bear web would most likely have lower NPP.
D) There is no way to tell; animal diets have no effect on NPP.
E) There would be no effect; grizzly bears do not directly affect NPP.