The method. Stephen King writes simply by sitting down and writing, while Poe encourages a logical method.
1 plus 1 equals 2 thats all i know :)
I believe it is B. It is what it should be. If I'm correct. If my answer is wrong, I'm quite sorry and good luck next time. But I'm 99% sure it's correct.
I'm thinking D, because say the book "Night" it changes all the time, just like the character. As they move from concentration camp to concentration camp the character gets gloomier and more depressing and the camps are different every time. Hope this helped!