[Video] Q41: Which choice most effectively combines the sentences at the underlined portion?

Explanation for Question 41 From the Writing Section on the 2021 May Sat (International)

Hey guys. So question 41 is asking us which choice most effectively combines the 2 sentences. And when you do questions like this are two things that you need 3 to do. You need to retain meaning from the original sentences, 4 you need to minimize unnecessary word usage. 5 So this says, here is the tubes are structurally sound on their own. 6 However, so there's a contrast when to include that contrast those tubes get at 7 its stub. Those tubes get added stability from the bundled structure that connects the 8 tubes in the lower 50 stories. 9 So these tubes are structurally sound on their own, 10 but I'm going to contrast they get added stability from a bundled structure that 11 connects the tubes. So option a has worked, 12 but, you know, including this contrast and, 13 um, option D has. However, 14 so those still seem to maintain this contrast. 15 However, these options B it just says, 16 um, maintain it on its own at its village, 17 create it through the bundle of structure, which connects those tubes. 18 That doesn't seem to include this, 19 but this contrast and this one that says comma with the bundled structure, 20 creating added stability. Um, 21 and again is a racing, the meaning behind that, 22 however that we need to include, and also between our two remaining options and 23 include that idea of like, but, or however option D says, 24 the tubes are structurally sound on their own. However stability is added because the 25 structure is bundled, which involves the tub...