Hard to tell but I would give the edge to UFC. The money is going to be about the same, just the work put into it will be different. However, it's clear which one Lesnar prefers. Then again, there are rumors he is worried about his health so it's just a zig-zag of ideas. If rumors are to believed, there is even a chance he pulls out with both.

All I can tell you is that his current contract ends the day after WrestleMania. He may or may not re-sign.

yes

All indications are Yes he is.

new rumors have circulated that he will re sign before wrestlemania

no