Good thread! I was just wondering the same . Thank god to Sage at least now I know there is a difference between sufficient and necessary assumption questions (didn't learn that in my over 1,000$ crappy test prep course).
... the question was a sufficient assumption question I think ... need a sufficient condition, we just need a necessary condition that ... provides just what is necessary for the argument to hold ... for the necessary argument rather than an argument that is sufficient.
... is of a mandatory or necessary nature. Whatever those words refer ... happen. However, they are not sufficient to prove that something will ... true, only that it is necessary for them to happen in ... the other perspective, it is necessary for someone to be a ...
... recognize that there's some sufficient and necessary assumption confusion because there ... sufficient assumption as a necessary assumption" and "treats a necessary assumption as a sufficient ...
... attacks the necessary condition (show that the necessary condition does ... not need to occur in order for the sufficient ... how to attack the necessary condition is that you ... the necessary condition need not occur when the sufficient occurs ...
... to make decisions (necessary condition) CAN we have the sufficient condition, enabling ... 've written it looks like sufficient/necessity confusion to me but ...
That question gave me a headache when I first encountered it a long time ago. But @DumbHollywoodActor nailed it. Follow J.Y's principle with negating necessary and negating sufficient when indicators kick in, and you should be fine.