Which sentence below uses a colon correctly?
a. it is important to: eat well, sleep enough, drink water, and exercise.
b. it is important to keep healthy habits: eat well, sleep enough, drink water, and exercise.
c. it is: important to keep healthy habits, eat well, sleep enough, drink water, and exercise.

Which two passages in this excerpt from the death of ivan illych does leo tolstoy use to suggest that ivan ilych feels like his life is slipping away from him? "what's the use? it makes no difference," he said to himself, staring with wide-open eyes into the darkness. "death. yes, death. and none of them knows or wishes to know it, and they have no pity for me. now they are playing." (he heard through the door the distant sound of a song and its accompaniment.) "it's all the same to them, but they will die too! fools! i first, and they later, but it will be the same for them. and now they are merry . . the beasts! " anger choked him and he was agonizingly, unbearably miserable. "it is impossible that all men have been doomed to suffer this awful horror! " he raised himself. "something must be wrong. i must calm myself—must think it all over from the beginning." and he again began thinking. "yes, the beginning of my illness: i knocked my side, but i was still quite well that day and the next. it hurt a little, then rather more. i saw the doctors, then followed despondency and anguish, more doctors, and i drew nearer to the abyss. my strength grew less and i kept coming nearer and nearer, and now i have wasted away and there is no light in my eyes.

When lawrence saw the posters for the circus hanging on the bulletin board, as he swept up the trimmings at slim's barbershop, he knew he would be taking his little cousins. they loved animals, and he was looking forward to seeing the smiles on their faces as the circus performers amazed them with their stunts. but sweeping up hair clippings didn't pay a whole lot. lawrence spent 45 dollars just getting tickets. but it was worth it to see his cousins' faces. the day finally came and everyone was excited as they walked into that big circus tent. but lawrence soon realized that he and his cousins would be thirsty and hungry. as they sat in their seats, the drink vendor walked by selling beverages. desperately thirsty, lawrence asked him how much a lemonade would cost, and the drink vendor said, "eleven dollars each." lawrence replied, "oh, that's it? just eleven dollars? what a great deal for one cup of lemonade. that's totally worth it." the drink vendor walked away. which type of irony is used?

Geoffrey is writing a paper investigating friendly-fire incidents in recent us military actions. which paragraph topic would be relevant to his paper and would therefore merit inclusion in his final draft? a) a paragraph criticizing us military actions in the viet nam war b) a paragraph discussing how friendly-fire incidents are investigated c) a paragraph describing what basic boot camp is like for a new army enlistee eliminate d) a paragraph discussing how hard an extended military service can be on a family