What point does paragraph 6 make about the individuals that survive a particular natural disaster? A. They were the small number of organisms that happened to be well-adapted to survive that kind of natural disaster. B. Their descendants will likely be shaped by natural selection to evolve genes that will make them fit to survive the next natural disaster. C. Their survival may have been due to chance, but fitness also contributes to their survival over time. D. They will probably have comparatively weak offspring because the natural disaster eliminated the individuals that had more favorable gene combinations.