Explanation for Question 33 From the Reading Section on the 2017 May Sat
Question 33 says DNA evidence discussed in the passage. 2 Most strongly suggests that modern Europeans. 3 What? So for this one, we're going to start off with the correct answer. 4 Talk about why is correct. And then we'll talk about each of the other 5 answers and why those are incorrect. So the correct answer for 33 is going 6 to be answer choice C that modern Europeans descended at least in part from 7 people who originated further east. And where are we going to prove that is 8 found right here in this little highlighted portion. 9 And so let's read it. It says numerous such studies, 10 especially of Y chromosomes, which are transmitted via the paternal line, 11 suggest that actual farmers, not just their ideas, 12 spread westward over the millennia, 13 eventually reaching the British Isles. So basically the answer choice here says 14 that the modern Europeans descended from people that originated to 15 the east of them. 16 And so if we think of this group of people to the east of 17 the modern Europeans, if they're going to spread from their origin point to Europe, 18 if they start in the east, they're going to have to move west to 19 end up where modern Europeans are. So we can see it also is outlined 20 here. It says they spread westward over the millennia. 21 So we can see from there also that they started out in the east 22 and spread west. So that kind of proves this answer choice that they 23 descended from people who originally to the east of them. 24 If we look a...