Hmmm moving away from my original comment...You said guaranteed...any research on that?
He will likely pass confirmation, and COC may want him; however, I don’t think anyone can say “GUARANTEED” (which really implies hard fact) unless they have some actual research to support that...
I’ve seen Little Marco operate for many years. When the bullets start to fly he will go AWOL. He may vote against Tillerson if doesn’t matter but he won’t sink the nom in committee.