Explanation for Question 44 From the Reading Section on the 2019 October Sat
Question 44 says one function of the third paragraph in lines 24 through 36 2 is to do what? So let's look back at maybe the topic sentence of 3 this paragraph and some details contained in the paragraph to see if we could 4 kind of determine what the function is in the greater context of the passage. 5 So the first thing we want to look at here is that topic sentence. 6 Cause that's going to introduce all of the information in the paragraph in a 7 general way. So the topic sentence here says the technology could make use 8 of the lignin rich biomass by-product stream from biorefineries and pulp and paper 9 mills. So this topic sentence is telling us specifically 10 what the technology could be used for. So in that second paragraph, 11 the previous paragraph, they kind of outlined the research done at ORNL 12 the Oak Ridge national laboratory by these researchers, 13 right? 14 So this is kind of telling us what that research could be used 15 for. And then it goes on to say what the prices of natural gas 16 and oil dropping renewable fuels can't compete with fossil fuels. 17 So why refineries are exploring options for developing other economically viable 18 products among cellulose, hemicellulose and lignin? 19 The major structural constituents of plants like then is the most commercially underutilized. 20 So it also goes on to say the R and L study aimed to 21 use it, to produce with an eye toward commercialization, 22 a renewable thermo-plastic with properties, 23 rivaling t...