What would you do?

You’re a world leader, you’ve recently been told that there is a threat the could end or worse (and much more likely) enslave humanity with zero chance of us defending ourselves due to a cease in negotiations with said threat do you.

A) Tell humanity, they deserve to know and people can make their own choices how to live their life before the inevitable

B)Say nothing, enriching yourself till the end of your days

C) other (you decide how to tackle it and what you think would be best)