Which quotation from "the interlopers" best supports the idea that the quarrel between the two families had changed with the third generation? a. "a famous law suit, in the days of his grandfather, had wrested it from the illegal possession of a neighboring family of petty landowners; " b. "the neighbor feud had grown into a personal one since ulrich had come to be head of his family; " c. " as boys they had thirsted for one another's blood; " d. " what a jest, ulrich von gradwitz snared in his stolen forest. there's real justice for you! "