So Q5, "But this is not a sustainable, long term solution" - is this not a subsidiary conclusion supporting the main conclusion? And is it not also supported by the premise "Since none of them have devised a suitable recycling or disposal plan,"

@J.Y.Ping Thank you

@patricia._k I guess the only bit of outside knowledge we need here is the knowledge that a tiger is indeed a mammal. 

I did a diagnostic test from the LSAC website. Is there a way to import my results or would I need to take the PT again on this platform?