The correct answer is D. They use narrative techniques to reveal the human experience in a complex and multifaceted way.
A is incorrect because that refers to drama and plays, rather than novels. B is incorrect because this refers to poetry, not prose. C is incorrect because not all novels have to be organized and logical. Therefore, the correct answer is D - novels tend to explore their characters in many ways so as to depict realism from the actual world.
b is the correct answer because decimate means to detroy, kill, or remove a large percent or part of.
I'd choose dark, inaccessible, and comfortless. The other words don't really pin down the tone ("draperies"? "General"?).
