[Video] Q39: Which choice most effectively establishes the main topic of the paragraph?

Explanation for Question 39 From the Writing Section on the 2021 May Sat (International)

Hey guys. So question 39 reads, 2 which choice most effectively establishes the main top paragraph. 3 So whenever you hit questions like this, what you should do is go through 4 and come back to these questions. 5 So once you finish reading the paragraph and answering the other questions embedded within 6 it, then you come back and think about the main idea. 7 Now here, it's not most of the Chicago Willis tower design, 8 my con is blink. So it's kind of some detail about the Chicago Willis 9 tower. Now, what seems to be important here is that this was a tower 10 featuring his special system of design. 11 This is something that con created, um, 12 and this Willis tower, 13 um, was also the world's tallest building for only two decades. 14 So what he's giving us here is a very specific, 15 famous example of, um, 16 his design. So what seems to be important that his design work in this 17 famous example? 18 So option a, that says that it was originally intended to only be only 19 70 stories tall. It has nothing to do with the main purpose of this 20 paragraph. Maybe that's true. Maybe it isn't, 21 but it's not in detail at all here that is establishing the main idea. 22 This was a famous example, option visa, 23 is it, it is one of the most renowned landmarks to feature the system. 24 So it seems to directly tie in. This is a famous example and a 25 features cons special system. That's what this paragraph is trying to tell us. 26 So here's this bill and actually does what con cr...