I Think The answer is a and b i hope it helps if I’m wrong I’ll fix it for you
Answer
Examine the cladogram of whales and their ancestors presented in this video. Note that this diagram does NOT show modern whales evolving from any specific fossil form, but from the common ancestors of known fossil species and modern animals. Discuss the important difference between this view of evolutionary history, and the old view which often attempted to identify specific fossils as the ancestors of a living form.
B. defiantly b. because it can survive in most climates.
Answer - Well the basics and shared ancestry can be DNA & RNA as carriers of genetic info and also a universal code last be not least metabolic pathways. :)
