Which is the BEST revision of sentence 7 to provide variety and prevent it from being too similar to the structure of the other sentences in the paragraph? a. It is no longer the country's highest or most massive dam, but Hoover Dam set the precedent for modern dam-building technology b. There are higher and more massive dams today, but Hoover Dam set the precedent for modern dam- building technology Though there are higher and more massive dams today. Hoover Dam set the precedent for modern dam-building technology. d. Leave as is. I am timed and need an answer quickly please.​

Sister carrie, chapter ii theodore dreiser how does the author prepare readers for the last full paragraph of this passage? a) the author introduces carrie by showing readers the similarities between carrie and her sister, who is married to a hardworking man. b) the author introduces carrie as the jealous sibling of minnie, who works hard to make carrie feel welcome without upsetting her own marital balance. c) the author introduces carrie as an observant and young woman who notices the routine of her sister and brother-in-law, with whom she is staying. d) the author introduces carrie as a rather selfish and naive young woman who accepts the hospitality of her sister and brother-in-law until she can find a job in the city.