Question ID:PT48 S4 Q21 Passage:Sociologist:  Traditional norms in our society prevent sincerity by requiring one to ignore unpleasant realities and tell small lies. But a community whose members do not trust one another cannot succeed. So, if a community is to succeed, its members must be willing to face unpleasant realities and speak about them honestly. Stem:The sociologist's conclusion follows logically if which one of the following is assumed? Correct Answer Choice:AChoice A:Sincerity is required if community members are to trust each other. Choice B:The more sincere and open community members are, the more likely that community is to succeed. Choice C:A community sometimes can succeed even if its members subscribe to traditional norms. Choice D:Unless a community's members are willing to face unpleasant realities, they cannot be sincere. Choice E:A community's failure is often caused by its members' unwillingness to face unpleasant realities and to discuss them honestly.