Explanation for Question 28 From the Reading Section on the Official Sat Practice Test 10
So question 28 says the sentence and lines 43 through 45 serves mainly to 2 what? So let's get some context for this sentence. 3 I'm gonna scroll up into the passage. It says, but why exactly humans might 4 have such fibers which respond only to a narrow range of other subtle stimuli 5 was initially mystifying. So the first clue we can find here is 6 that this is being described, whatever this is as initially mystifying. 7 So maybe a problem that they're trying to address. 8 And if you read on in the paragraph, 9 right, this is a topic sentence of a paragraph. 10 The conclusion of the paragraph represents the conclusion that allows an in his colleagues 11 came to on this confusing mystifying problematic thing. 12 So let's go look at the answer choices and see which one best matches 13 that description. If we look at answer choice, 14 a, it says identify factors that allows than had previously failed to consider. 15 So answer choice a is going to be incorrect because it says it's about 16 problems that they had or factors that they had failed to consider. 17 That's going to be wrong because an answer in the passage, 18 we talked about how it's outlining a problem that they go on to experiment 19 on and make a conclusion about. So it's not something that they failed to 20 consider. If we look at answer choice B, 21 it says to propose a solution to a dilemma encountered by allow sin. 22 Remember we said, it's outlining something that's mystifying or confusing or problematic. 23 ...