According to paragraph 6, archaeological evidence of settlement patterns in North and South America indicates which of the following A. Human populations may have been too small and too far apart to have caused the extinction of large mammals. B. Humans may have lived too far away from the habitats of large mammals to have been responsible for their extinctions. C. Humans probably did not cause the extinction of large mammals, because they spent far more time gathering food than hunting. D. Humans probably did not remain in their settlements long enough to have a significant impact on populations of large mammals.