C) I would argue that it would be likely that someone could have been acting independently in writing the 2nd article as the time I wrote my article (i have no idea when that was) it was around the same time as a massive social marketing push. 

D) It feels like this is a witch hunt. I have reason to believe that if I confess to using the other account (as is suggested in the "guide to get your account unblocked") I'll get a stern lecture as to why that's bad, but the account will be unblocked if I say I promise not to do it again. The Crucible anyone http://en.wikipedia.org/wiki/The_Crucible?