The passage suggests that the author would regard which of the following areas of inquiry as most likely to reveal the slaves' cultural continuities with Africa? A. The means by which Blacks disseminated their folktales in nineteenth-century America B. Specific regional differences in the styles of delivery used by the slaves in telling folktales C. The functional meaning of Black folktales in the lives of White children raised by slave D. The specific way the slaves used folktales to impart moral teaching to their children E. The complexities of plot that appear most frequently in the slaves' tales