I would say that the theme that Leo Tolstoy explores in this excerpt from The Death of Ivan Ilyich is that C) human mortality is inevitable, and it is important to live an authentic life.
I know this might not help now but I think its D but I will let you know for sure in a minute or two
The answer is b., due to how the rhythm seems to be more fluidic
The puppy, who's name is fluffy, ran across the field.