the developments described in the excerpt best illustrate which of the following? choose 1 answer: choose 1 answer: (choice a) a how regional cultures developed as people migrated to new areas around the united states (choice b) b how the rise of democratic and individualistic beliefs inspired the rise of social and moral reform movements (choice c) c how liberal social ideas from europe and romantic beliefs influenced philosophy and literature in the united states (choice d) d how americans combined european influences and regional cultures to form a new national culture