Question

If a plant lineage rapidly speciates into many different new species after the evolution of novel defense compounds, how might you expect the group of herbivore lineages to respond?

a. Rapidly speciate in order to fill the new niches

b. All herbivore lineages would go extinct because their original niches have disappeared

c. Decrease their phenotypic plasticity

d. Decrease because of increased interspecific competition over the diminished original niche space