Adaptive Radiation Is Likely to Have Been Responsible for What

Multiple Choice

Adaptive radiation is likely to have been responsible for what scenario?

A) The divergence of a single parasitic wasp population into two distinct species that use different hosts.
B) The evolution of the horse via changes in climate and food supply.
C) The long period of equilibrium in a bat species in the Mariana Islands.
D) The 1,000 species of Drosophila found dispersed throughout the Hawaiian Islands.