Once isolated, the identical population of shrimp began to evolve differently from one another. what factors may have caused these separated groups to physically change from their original parent species?

the cladogram shown here shows similarities and differences among several classes of vertebrates. anatomically, the four have limb structure as their common ancestor. we might separate the mammals from the other three classes because they a) divergent; do not lay eggs b) identical; are warm-blooded c) varied; a four chambered heart d) homologous; have mammary glands