All of the above must be true as there are numerous articles about this on the clear net, along with ongoing cases.
So the real question has to be, do people still believe in Trump because they voted for the twat and don't want to believe/show that they were had.
If it was because he was running as a Republican this concerns me, there is historic references of him being a Democrat supporter, before he ran as a Republican. So his ideologies can flip flop or adjust based on popularity, rather than thought out and planned options in the interest of the many.