I need help on this fast i need to match the difintion to the vocabulary putting the Letters to the vocabulary ​

F - is variation

C is Charles Darwin

B is natural selection

A is Alfred

E is evolution

D is adaptation

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

thats not a question