You shouldn’t cram. You should spread your studying the 2 weeks before finals. DO NOT just read all your notes, do something that is engaging, like making flashcards.
It was more important for the church to have correct doctrine then to remain loyal to a heretica<span>l emperor and enemy of God.</span>
Hm, this is not an easy question.
Generally the best way to prevent a nuclear disaster is not to have any weapons, so A would be a good option. But in the modern world, complete destruction of all weapons is not feasible, and people believe that since US and Russia limited their number of weapons, this is no longer such a big concern (option D, which is I think the best. Personally, however I faviour A as a solution to the problem of nuclear weapons).