Trees Often Produce Secondary Chemicals to Deter Herbivores from Feeding

Multiple Choice

Trees often produce secondary chemicals to deter herbivores from feeding on their leaves; in turn, many herbivores have developed ways of avoiding or detoxifying these chemicals. This is an example of

A) parasite predation.
B) predatory avoidance.
C) parasitic evolution.
D) coevolution.
E) competitive exclusion.