Explanation for Question 10 From the Writing Section on the 2019 May Sat
Question 10 asks us to introduce the information in the rest of the sentence. 2 So the sentence right now reads in a 2010 article dozen 3 scientists reaffirmed this asteroid as the most likely cause of the Cretaceous extinction, 4 but the available evidence on dinosaur extinction suggests that environmental changes from these eruptions 5 could have made dinosaurs more vulnerable to the devastation caused by the asteroid strike. 6 So what we want to do is insert some type 7 of phrase here, and this initial part of the sentence that makes this, 8 but contrast with the available evidence on dinosaur 9 extinction, suggesting environmental changes, 10 making the dinosaurs moreover vulnerable. 11 We want to make sure that whatever detail we include before in the, 12 but sort of contrasts with the detail that is expressed after it. 13 So answer choice a says, um, 14 and in 2010, article, dozens of scientists reaffirmed the asteroid as a likely cause 15 of the extinctions. 16 So this kind of relates to that idea, 17 um, and this, and this sort of construction of the sentence, 18 we see the meaning of the first part of the sentence and after the, 19 but kind of going hand in hand. So in this case, 20 it really doesn't make sense to say, but here, because there is no contrast. 21 So a is out B says most researchers dispute Keller's hypothesis 22 that the eruptions directly cause the majority of the Cretaceous extinctions, 23 but here there's a clear contrast. 24 So the first part of th...