Through careful observation, Charles Darwin came to understand that _______________. Select one: a. populations of plants and an
imals in nature most often consist of individuals that are clones of each other b. those individuals whose traits give them an advantage in staying alive long enough to reproduce are more likely to pass their traits on to the next generation c. populations of a species that become isolated from others by adapting to different environmental niches quickly become extinct d. All of the above
