Answer:
D is the right one i think, biological Adaptation delete this answer if it is wrong
Explanation:
<span>Genetic variation in bacterial made it possible for some individuals to have resistance to the antibiotic, survive, and reproduce is a statement that explains the theory of evolution very well. Some of the bacteria that became resistant to the antibiotics, passes this down the genes for drug resistance. I hope the answer helps you.</span>
I would say communication, as neurons transmits messages from one part to another part of the body
