Look at the food chain illustrated here. Frogs react very quickly to changes in their habitat. What would happen to the food chain if the frogs began to die off?
A) The number of insects and grasses will get larger.
B) The numbers of living things at each level will get smaller.
C) The insect numbers would get larger; the grass numbers would get smaller.
D) The number of snakes will get much larger; the insect number will get smaller.