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

answer; ///(a)//the death of his

the best and correct answer is (a); baba feels guilty about fathering hassan

explanation:

in night, why are wiesel and his father evacuated from the auschwitz concentration camp? a massive escape makes the nazis question the security of auschwitz. they are assigned to work as laborers in a factory at another camp, buna. hitler has ordered that all remaining jews be relocated within german borders. the german army needs the camp guards to go to the battle front for a last-chance defense.

answer is b,

"the tracer looks harmless in flight, but the pilot’s bitten lips and white knuckles suggest how dangerous it can be."

it was correct.