Explanation for Question 23 From the Reading Section on the 2019 March Sat
Question number 23 reads. 2 The first paragraph implies that silver and no Sarah's research was motivated 3 in part by a desire to address which problem. 4 So we are told exactly where we need to go for this question. 5 That's the first paragraph and a desire to address which problem this 6 is just asking, what was their intention going into this research? 7 What was the point of doing this research in the first place? 8 So let's take a look at that first paragraph here. 9 We see, um, the introduction of 10 their project, then an introduction of who these scientists are. 11 And then we see this sentence here. The pair who began collaborating two years 12 ago, share an interest in developing energy sources that might someday have 13 practical application and remote locations in the developing world. 14 So this is our motivation for carrying out all 15 of this research. Um, and if you look at our answer choices for question 16 number 23, this lines up fairly well with, 17 um, answer choice, D some communities lack adequate access to reliable 18 energy sources. 19 So this emphasis on some communities and especially 20 communities in the developing countries, we kind of see in both answer choices, 21 a N D what makes answer choice D correct. 22 Whereas answer choice a is eliminated is because I S focusing on 23 resources that are convertible to fuel. 24 Um, and this isn't something that is particularly addressed in that first 25 paragraph. First paragraph is really talking about ...