The answer is A because it makes the most sence
<span>Many diseases need a large population in order to survive. Hunter Gatherer populations do not offer this. Diseases will often strike, kill a few people and then disappear until the population comes into contact with an outsider again. In contrast, civilized society offers a large enough population so that a disease is able to constantly stay alive and be spread. Therefore, disease does not spread faster in agrarian societies, it just spreads more unchecked.</span>
The settlement had negative results for Native Americans. Despite the fact that Native American tribes did every so often shape positive associations with European pilgrims, changeless European settlement in America, in the end, prompted sickness and removal. Local Americans had no insusceptibility to European ailments and their populace was crushed by the presentation of sicknesses like smallpox. After some time, most surviving tribes were persuasively migrated from their conventional grounds to clear a path for extending European settlements.
The Whig party broke up as a consequence of the compromise of 1850.