Read the following passage: the year is 2186. humankind has taken to living underground during a decades-long nuclear winter. there is no government and no form of widespread communication. isolated pockets of individuals live in self- sustaining shelters or caves, each group barely managing to subsist. which statement best describes the main idea of this passage? o a. government regulation of communication will lead to a fractured society. o b. in any widespread nuclear conflict, no side can truly win. o c. even if all other resources are eliminated, humans can survive underground o d. no matter what disasters might occur, society will flourish.