The process by which organisms that are better adapted to their environment survive and reproduce more successfully than less well adapted organisms do.
A. Artificial Selection
B. Evolution
С. Natural Selection
D. Adaptation

d.

Explanation:

C

According to Charles Darwin's theory of evolution by natural selection, organisms that possess heritable traits that enable them to better adapt to their environment compared with other members of their species will be more likely to survive, reproduce, and pass more of their genes on to the next generation.

Explanation:

thinking it would be d not too sure but i think it's right