Explanation for Question 24 From the Reading Section on the 2019 March Sat
Moving on to question number 24, 2 we are looking for evidence too, 3 for the answer to number 23. 4 So 23 is asking about why these two scientists 5 carried out this research they're asking it was motivated in part by a desire 6 to address which problems. So what was their reasoning for carrying out this research? 7 Um, and we decided in the previous video that the correct answer choice was 8 choice D some communities lack adequate access to reliable energy sources. 9 So now that we're going through and finding some support for this statement, 10 let's take a look at our answer choices, 11 2 24. Um, 12 these are all located in the first paragraph, 13 um, as stated in question number 23. 14 So focusing on that first paragraph of the passage, 15 and remember, we're looking for the motivation of the scientists and carrying out this 16 research. So choice a lines wanted to Harvard scientists have created 17 a bionic leaf that converts solar energy into a liquid fuel. 18 Um, this presents a very, 19 very, very high level overview of what is actually being done, 20 but there's no commentary on the motivations of the scientists themselves. 21 So a is out choice B lines two to seven. 22 Um, the work is the fruit of a collaboration between these two professors. 23 Um, this is the sort of the who of the research, 24 but not necessarily the why. So we can eliminate that as well. 25 Choice C is lines seven to 11. 26 The pair who began collaborating two years ago, 27 share an interest in...