[Video] Q12: No change or vital: to the sustainability of the others or vital, to the sustainability of the others, or vital or to the sustainability of the others

Explanation for Question 12 From the Writing Section on the 2017 April Sat

Question number 12. Um, 2 this sentence starts out. Each component is vital to the sustainability of the 3 others and to the system as a whole. So what we want to do 4 here is figure out if any form of punctuation is really necessary to make 5 this work. Um, as it stands right now, 6 there's nothing in the sentence that requires punctuation. 7 Uh, each component is vital to the sustainability of the others and to the 8 system as a whole doesn't have any irregular parts or any sub 9 clauses that we need to separate out. It doesn't include any lists or, 10 um, other forms of, 11 um, dependent and independent clauses kind of back and forth that would require 12 any type of punctuation. So it's totally fine. 13 And it's actually correct to leave this with no punctuation, 14 except for the period at the end, we don't need any commas, 15 dashes semi-colons or, or anything else, 16 um, to make the sentence work. 17 So answer choice a is going to be correct. Um, 18 let's take a look at the other answer choices though, 19 B with the colon after vital, 20 um, doesn't make sense. Vital is really clearly connected, 21 um, to the D what it's describing vital is describing 22 the sustainability of the others. So, 23 because these two are kind of going working together, 24 we don't want to separate them with any type of, 25 um, punctuation between them with choice C. 26 This comma, um, would imply that to the sustainability of others 27 as an aside, um, which means that the sentence would h...