Respuesta :
Answer:
B
Step-by-step explanation: The theory of evelution proves this but i think it could prove a and b but i would say B becuase the theory of evolution proves why the animalhas features not where it come from hope this helps god bless
Answer: The answer is A! On the origin of species!
Step-by-step explanation: He only wrote one book. I learned this eight grade!! It was on the origin of species!