Insects constitute the largest animal group on earth. About `25-30%` of the insect species are known to be herbivores. In spite of such huge herbivore pressure, globally, green plants have persisted. One possible reason for this persistence is -

Options

A. Food preference of insects has tended to change with time
B. Herbiovors insects have become inefficient feeders of green plants
C. Herbivore population has been kept in control by predators
D. Decline in reproduction of herbivores with time

Answer

C