The Evolution of Animal Species Has Been Prolific the Estimates

Multiple Choice

The evolution of animal species has been prolific the estimates go into the millions and tens of millions) . To what does the text attribute much of this diversity?

A) a large variety of methods for capturing and processing food
B) a large variety of body plans
C) novel reproductive strategies
D) the development of multiple tissue types
E) a complex nervous system providing the intelligence for survival in difficult times