The real answer is: I don't know (remember IKEA's advertisment). Maybe no one ever will, and it's could well be the 'D'-prototype that we are speaking of here. 'D' for Divine, not Durians (King of Fruits in Southeast Asia). But there is a strong tradition suggesting that Jesus' blood type is 'O'. Why? Please turn on your audio to full blast and watch the video below. Call me out if you still cannot get it, it's my pleasure to sing it to you. :)
Can Anyone Really Be “Blameless”?
2 hours ago