Which transitional word correctly begins the second sentence in this paragraph?

like many realist writers, tolstoy uses a simple writing style in his novella the death of ivan ilych. much of what the author tells readers about ivan ilych’s state of mind is not matter-of-fact description. tolstoy is in effect conveying his protagonist’s despair at his approaching death.

a. moreover
b. but
c. although
d. therefore

the answer that is correct is the last option.

hmm, sadly there is no dialogue. there is no place in the story where he is talking to anyone. it's more of just describing what he eats and where he sleeps. you have to become anne frank, give details of where you are, what other folks look like, how the environment is. have a little bit of dialogue tell of what people are specifically saying. anne frank talked about her entire household including the people, the objects, the lighting, the food they ate, and even the smell in the air. there has to be more to your diary entries, the whole story in its current state is only about peter van daan, the food, the sounds, and where he sleeps. also he seems to be writing only once a year yet more than that happened from day to day. for a friend, i can you write it out, if you want.

gregor's attempts to crawl on the walls