Explanation for Question 25 From the Writing Section on the 2020 October Sat
So question 25 asks us which choice best introduces the primary focus 2 of the passage. Now, if we look at some key aspects of the passage, 3 we see that we're looking at a team of researchers who are comparing signup 4 methods for a program about power failures, 5 right? So we read on we're C we're talking about sign up sheets. 6 We can keep on going. We're seeing which one is more effective. 7 And then we see a key word, right? Something was considerably more effective, 8 a more effective incentive to enroll. 9 And then we see incentive again. So really what's happening here is where we're 10 testing different types of incentives and comparing them to see which one makes people 11 more likely to enroll in a program. 12 Right? And so if we look at 25 answer choice, 13 a tells us theorize the historical importance of reputation. 14 And we definitely didn't talk about history. 15 We talked about or research a study, and we didn't talk much about reputation, 16 so a could be wrong for a couple of reasons. 17 Right now B says, tested the effectiveness. 18 We saw both of these words, right? We're talking about research, 19 this seeing what's most effective of incentives. 20 So all three of these words we saw in the passage, 21 this is what we're talking about. A research study on the effectiveness of different 22 incentives. So B is probably a pretty good answer. 23 Now C says, propose a new type of reward system. 24 It may look like we were talking about a rewards system, 25 rig...