The letter C because Parallel structure is basically something that is written short but says everything that its suppose to mean.
Third Person omniscient means that the narrator can not only hear the protagonists thoughts but also everyone else. Therefore the story can be told from may different perspectives. Hope it helped :)
According to Churchill, the continuation of British life as it is currently known is at stake in the battle against Germany. The lengthy traditions of Great Britain are a stake
D maybe this can help you for it