... the assumptions within the argument. This begs the further ... assumption functions within the argument is different across the ... see in our original argument. All of these different ... question contain some type of argumentform: phenomena/hypothesis etc?
A--->B ... us a with a valid argumentform. JY talks about it in ... us with the same valid argumentform and therefore, it cannot be ... does clearly reflect the logical form provided in the stimulus.
I don't think they favour valid or invalid arguments in this question type. They just want you to parallel the reasoning structure. You're correct to suggest thats an invalid argumentform. So the answer choice has to make that same error.
... by looking at the argumentform in the stimulus. Normally ... a gap in the argumentform (the stimulus makes a ... ideas together. The other form is (if you don ... that can block the argument from being "wrecked". ... the negation wrecks the argument then you have the ...
... contrapositive is an common improper argumentform in which we should recognize ... sentence does not affect this argument either way because It is ... beginning. This is an improper argumentform of someone just saying the ...